37938868 has 24 divisors (see below), whose sum is σ = 75579840. Its totient is φ = 16494720.

The previous prime is 37938853. The next prime is 37938869. The reversal of 37938868 is 86883973.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37938869) 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, 17733 + ... + 19756.

It is an arithmetic number, because the mean of its divisors is an integer number (3149160).

Almost surely, 2^37938868 is an apocalyptic number.

It is an amenable number.

37938868 is a deficient number, since it is larger than the sum of its proper divisors (37640972).

37938868 is a wasteful number, since it uses less digits than its factorization.

37938868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37527 (or 37525 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 52.

The square root of 37938868 is about 6159.4535471907. The cubic root of 37938868 is about 336.0171594600.

It can be divided in two parts, 379388 and 68, that added together give a square (379456 = 616²).

The spelling of 37938868 in words is "thirty-seven million, nine hundred thirty-eight thousand, eight hundred sixty-eight".