22500995 has 16 divisors (see below), whose sum is σ = 30254688. Its totient is φ = 15920640.

The previous prime is 22500967. The next prime is 22501019. The reversal of 22500995 is 59900522.

It is not a de Polignac number, because 22500995 - 2⁶ = 22500931 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3494 + ... + 7563.

It is an arithmetic number, because the mean of its divisors is an integer number (1890918).

Almost surely, 2^22500995 is an apocalyptic number.

22500995 is a deficient number, since it is larger than the sum of its proper divisors (7753693).

22500995 is a wasteful number, since it uses less digits than its factorization.

22500995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11110.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 22500995 is about 4743.5213713021. The cubic root of 22500995 is about 282.3149700734.

The spelling of 22500995 in words is "twenty-two million, five hundred thousand, nine hundred ninety-five".