22552616 has 16 divisors (see below), whose sum is σ = 42341940. Its totient is φ = 11261440.

The previous prime is 22552609. The next prime is 22552619. The reversal of 22552616 is 61625522.

It can be written as a sum of positive squares in 2 ways, for example, as 21996100 + 556516 = 4690^2 + 746^2 .

It is not an unprimeable number, because it can be changed into a prime (22552619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7160 + ... + 9816.

Almost surely, 2^22552616 is an apocalyptic number.

It is an amenable number.

22552616 is a deficient number, since it is larger than the sum of its proper divisors (19789324).

22552616 is a wasteful number, since it uses less digits than its factorization.

22552616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3724 (or 3720 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 22552616 is about 4748.9594649776. The cubic root of 22552616 is about 282.5306975804.

The spelling of 22552616 in words is "twenty-two million, five hundred fifty-two thousand, six hundred sixteen".