37972552 has 8 divisors (see below), whose sum is σ = 71198550. Its totient is φ = 18986272.

The previous prime is 37972549. The next prime is 37972567. The reversal of 37972552 is 25527973.

It can be written as a sum of positive squares in only one way, i.e., 37039396 + 933156 = 6086^2 + 966^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2373277 + ... + 2373292.

Almost surely, 2^37972552 is an apocalyptic number.

It is an amenable number.

37972552 is a deficient number, since it is larger than the sum of its proper divisors (33225998).

37972552 is a wasteful number, since it uses less digits than its factorization.

37972552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4746575 (or 4746571 counting only the distinct ones).

The product of its digits is 132300, while the sum is 40.

The square root of 37972552 is about 6162.1872740124. The cubic root of 37972552 is about 336.1165742517.

The spelling of 37972552 in words is "thirty-seven million, nine hundred seventy-two thousand, five hundred fifty-two".