37990764 has 72 divisors (see below), whose sum is σ = 112458528. Its totient is φ = 10586880.

The previous prime is 37990727. The next prime is 37990787. The reversal of 37990764 is 46709973.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8494 + ... + 12170.

It is an arithmetic number, because the mean of its divisors is an integer number (1561924).

Almost surely, 2^37990764 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37990764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56229264).

37990764 is an abundant number, since it is smaller than the sum of its proper divisors (74467764).

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

37990764 is a wasteful number, since it uses less digits than its factorization.

37990764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3735 (or 3730 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 37990764 is about 6163.6648189206. The cubic root of 37990764 is about 336.1703005739.

The spelling of 37990764 in words is "thirty-seven million, nine hundred ninety thousand, seven hundred sixty-four".