37925664 has 48 divisors (see below), whose sum is σ = 113779008. Its totient is φ = 10835712.

The previous prime is 37925647. The next prime is 37925669. The reversal of 37925664 is 46652973.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37925669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27547 + ... + 28890.

It is an arithmetic number, because the mean of its divisors is an integer number (2370396).

Almost surely, 2^37925664 is an apocalyptic number.

It is an amenable number.

37925664 is an abundant number, since it is smaller than the sum of its proper divisors (75853344).

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

37925664 is a wasteful number, since it uses less digits than its factorization.

37925664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56457 (or 56449 counting only the distinct ones).

The product of its digits is 272160, while the sum is 42.

The square root of 37925664 is about 6158.3816055844. The cubic root of 37925664 is about 335.9781731853.

The spelling of 37925664 in words is "thirty-seven million, nine hundred twenty-five thousand, six hundred sixty-four".