37949604 has 96 divisors (see below), whose sum is σ = 112229376. Its totient is φ = 9694080.

The previous prime is 37949591. The next prime is 37949647. The reversal of 37949604 is 40694973.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61602 + ... + 62214.

It is an arithmetic number, because the mean of its divisors is an integer number (1169056).

Almost surely, 2^37949604 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 37949604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56114688).

37949604 is an abundant number, since it is smaller than the sum of its proper divisors (74279772).

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

37949604 is a wasteful number, since it uses less digits than its factorization.

37949604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705 (or 703 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 37949604 is about 6160.3249914270. The cubic root of 37949604 is about 336.0488520239.

The spelling of 37949604 in words is "thirty-seven million, nine hundred forty-nine thousand, six hundred four".