22124994 has 16 divisors (see below), whose sum is σ = 45329760. Its totient is φ = 7195040.

The previous prime is 22124989. The next prime is 22125017. The reversal of 22124994 is 49942122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44724 + ... + 45215.

It is an arithmetic number, because the mean of its divisors is an integer number (2833110).

Almost surely, 2^22124994 is an apocalyptic number.

22124994 is an abundant number, since it is smaller than the sum of its proper divisors (23204766).

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

22124994 is a wasteful number, since it uses less digits than its factorization.

22124994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89985.

The product of its digits is 10368, while the sum is 33.

The square root of 22124994 is about 4703.7212927638. The cubic root of 22124994 is about 280.7335950230.

The spelling of 22124994 in words is "twenty-two million, one hundred twenty-four thousand, nine hundred ninety-four".