39360864 has 24 divisors (see below), whose sum is σ = 103322520. Its totient is φ = 13120256.

The previous prime is 39360863. The next prime is 39360877. The reversal of 39360864 is 46806393.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×39360864² = 3098555229652992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39360863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204909 + ... + 205100.

It is an arithmetic number, because the mean of its divisors is an integer number (4305105).

Almost surely, 2^39360864 is an apocalyptic number.

It is an amenable number.

39360864 is an abundant number, since it is smaller than the sum of its proper divisors (63961656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39360864 is a wasteful number, since it uses less digits than its factorization.

39360864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410022 (or 410014 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 39360864 is about 6273.8237144504. The cubic root of 39360864 is about 340.1638886935.

The spelling of 39360864 in words is "thirty-nine million, three hundred sixty thousand, eight hundred sixty-four".