22545524 has 12 divisors (see below), whose sum is σ = 40294464. Its totient is φ = 11032824.

The previous prime is 22545521. The next prime is 22545529. The reversal of 22545524 is 42554522.

22545524 = 32² + 33² + ... + 407².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22545521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59774 + ... + 60149.

It is an arithmetic number, because the mean of its divisors is an integer number (3357872).

Almost surely, 2^22545524 is an apocalyptic number.

It is an amenable number.

22545524 is a deficient number, since it is larger than the sum of its proper divisors (17748940).

22545524 is a wasteful number, since it uses less digits than its factorization.

22545524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119974 (or 119972 counting only the distinct ones).

The product of its digits is 16000, while the sum is 29.

The square root of 22545524 is about 4748.2127163808. The cubic root of 22545524 is about 282.5010791720.

The spelling of 22545524 in words is "twenty-two million, five hundred forty-five thousand, five hundred twenty-four".