37989396 has 18 divisors (see below), whose sum is σ = 96028842. Its totient is φ = 12663120.

The previous prime is 37989377. The next prime is 37989403. The reversal of 37989396 is 69398973.

It can be written as a sum of positive squares in only one way, i.e., 37380996 + 608400 = 6114^2 + 780^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 527595 + ... + 527666.

Almost surely, 2^37989396 is an apocalyptic number.

37989396 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

37989396 is an abundant number, since it is smaller than the sum of its proper divisors (58039446).

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

37989396 is a wasteful number, since it uses less digits than its factorization.

37989396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055271 (or 1055266 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The square root of 37989396 is about 6163.5538449826. The cubic root of 37989396 is about 336.1662655011.

The spelling of 37989396 in words is "thirty-seven million, nine hundred eighty-nine thousand, three hundred ninety-six".