37920964 has 9 divisors (see below), whose sum is σ = 66383247. Its totient is φ = 18954324.

The previous prime is 37920943. The next prime is 37920973. The reversal of 37920964 is 46902973.

The square root of 37920964 is 6158.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 10777 + ... + 13855.

Almost surely, 2^37920964 is an apocalyptic number.

37920964 is the 6158-th square number.

It is an amenable number.

37920964 is a deficient number, since it is larger than the sum of its proper divisors (28462283).

37920964 is an frugal number, since it uses more digits than its factorization.

37920964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6162 (or 3081 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 40.

The cubic root of 37920964 is about 335.9642937302.

Subtracting 37920964 from its reverse (46902973), we obtain a square (8982009 = 2997²).

The spelling of 37920964 in words is "thirty-seven million, nine hundred twenty thousand, nine hundred sixty-four".