22524916 has 12 divisors (see below), whose sum is σ = 39464740. Its totient is φ = 11249280.

The previous prime is 22524893. The next prime is 22524917. The reversal of 22524916 is 61942522.

It can be written as a sum of positive squares in 2 ways, for example, as 7001316 + 15523600 = 2646^2 + 3940^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22524917) 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, 1246 + ... + 6826.

Almost surely, 2^22524916 is an apocalyptic number.

It is an amenable number.

22524916 is a deficient number, since it is larger than the sum of its proper divisors (16939824).

22524916 is a wasteful number, since it uses less digits than its factorization.

22524916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6594 (or 6592 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 22524916 is about 4746.0421405630. The cubic root of 22524916 is about 282.4149784606.

The spelling of 22524916 in words is "twenty-two million, five hundred twenty-four thousand, nine hundred sixteen".