22514572 has 12 divisors (see below), whose sum is σ = 39749976. Its totient is φ = 11157440.

The previous prime is 22514567. The next prime is 22514599. The reversal of 22514572 is 27541522.

It is a self number, because there is not a number n which added to its sum of digits gives 22514572.

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 3 ways as a sum of consecutive naturals, for example, 24454 + ... + 25357.

It is an arithmetic number, because the mean of its divisors is an integer number (3312498).

Almost surely, 2^22514572 is an apocalyptic number.

It is an amenable number.

22514572 is a deficient number, since it is larger than the sum of its proper divisors (17235404).

22514572 is a wasteful number, since it uses less digits than its factorization.

22514572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49928 (or 49926 counting only the distinct ones).

The product of its digits is 5600, while the sum is 28.

The square root of 22514572 is about 4744.9522653026. The cubic root of 22514572 is about 282.3717411876.

The spelling of 22514572 in words is "twenty-two million, five hundred fourteen thousand, five hundred seventy-two".