868257472 has 14 divisors (see below), whose sum is σ = 1722948548. Its totient is φ = 434128704.

The previous prime is 868257437. The next prime is 868257493. The reversal of 868257472 is 274752868.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6783198 + ... + 6783325.

Almost surely, 2^868257472 is an apocalyptic number.

It is an amenable number.

868257472 is a deficient number, since it is larger than the sum of its proper divisors (854691076).

868257472 is a wasteful number, since it uses less digits than its factorization.

868257472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13566535 (or 13566525 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 49.

The square root of 868257472 is about 29466.2089858875. The cubic root of 868257472 is about 954.0024934485.

The spelling of 868257472 in words is "eight hundred sixty-eight million, two hundred fifty-seven thousand, four hundred seventy-two".