64038712 has 16 divisors (see below), whose sum is σ = 123318360. Its totient is φ = 31153824.

The previous prime is 64038707. The next prime is 64038713. The reversal of 64038712 is 21783046.

64038712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64038713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107878 + ... + 108469.

Almost surely, 2^64038712 is an apocalyptic number.

It is an amenable number.

64038712 is a deficient number, since it is larger than the sum of its proper divisors (59279648).

64038712 is a wasteful number, since it uses less digits than its factorization.

64038712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216390 (or 216386 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 64038712 is about 8002.4191342368. The cubic root of 64038712 is about 400.0806337444.

The spelling of 64038712 in words is "sixty-four million, thirty-eight thousand, seven hundred twelve".