22100484 has 24 divisors (see below), whose sum is σ = 58934848. Its totient is φ = 6314400.

The previous prime is 22100479. The next prime is 22100497. The reversal of 22100484 is 48400122.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 22100484.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131467 + ... + 131634.

Almost surely, 2^22100484 is an apocalyptic number.

It is an amenable number.

22100484 is an abundant number, since it is smaller than the sum of its proper divisors (36834364).

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

22100484 is a wasteful number, since it uses less digits than its factorization.

22100484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263115 (or 263113 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 22100484 is about 4701.1151868466. The cubic root of 22100484 is about 280.6298914497.

The spelling of 22100484 in words is "twenty-two million, one hundred thousand, four hundred eighty-four".