#include <stdio.h>
#define DEBUG5

#define NOP do{}while(0)

#ifdef DEBUG
#define TRACE(...) do{printf(__VA_ARGS__);fflush(stdout);}while(0)
#define TRACECR do{printf("\n");fflush(stdout);}while(0)
#else
#define TRACE(...) NOP
#define TRACECR NOP
#endif
int main( void ) {
    unsigned int    aa;
    unsigned int    wid = 3;
    unsigned int    stp = 3;
    unsigned int    val;

    scanf("%d", &aa );

    while( (wid+stp) <= aa ) {
        //TRACE("%d,",wid);
        if( (( aa - stp ) % wid) == 0 ) {
            val = ( aa - stp ) / wid;
            for( int i=0;i<wid;i++) {
                if(i) TRACE(" + ");
                TRACE("%d",val+i);
            }
            TRACE("= %d\n",aa);
            printf("YES\n");
            return 0;
        }
        stp += wid;
        wid++;
    }
    //TRACE("(wid+stp)=%d, wid=%d,stp=%d,aa=%d\n", wid+stp, wid, stp,aa);
    printf("NO\n");
    return 0;
}