37940538 has 16 divisors (see below), whose sum is σ = 75977280. Its totient is φ = 12630816.

The previous prime is 37940531. The next prime is 37940557. The reversal of 37940538 is 83504973.

37940538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 37940496 and 37940505.

It is not an unprimeable number, because it can be changed into a prime (37940531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1758 + ... + 8886.

It is an arithmetic number, because the mean of its divisors is an integer number (4748580).

Almost surely, 2^37940538 is an apocalyptic number.

37940538 is an abundant number, since it is smaller than the sum of its proper divisors (38036742).

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

37940538 is a wasteful number, since it uses less digits than its factorization.

37940538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8021.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 37940538 is about 6159.5891096728. The cubic root of 37940538 is about 336.0220896758.

The spelling of 37940538 in words is "thirty-seven million, nine hundred forty thousand, five hundred thirty-eight".