100372044 has 24 divisors (see below), whose sum is σ = 234823680. Its totient is φ = 33368464.

The previous prime is 100372043. The next prime is 100372049. The reversal of 100372044 is 440273001.

It is a self number, because there is not a number n which added to its sum of digits gives 100372044.

It is not an unprimeable number, because it can be changed into a prime (100372043) 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, 6324 + ... + 15515.

It is an arithmetic number, because the mean of its divisors is an integer number (9784320).

Almost surely, 2^100372044 is an apocalyptic number.

It is an amenable number.

100372044 is an abundant number, since it is smaller than the sum of its proper divisors (134451636).

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

100372044 is a wasteful number, since it uses less digits than its factorization.

100372044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22229 (or 22227 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 100372044 is about 10018.5849300188. The cubic root of 100372044 is about 464.7337960656.

The spelling of 100372044 in words is "one hundred million, three hundred seventy-two thousand, forty-four".