22550616 has 64 divisors (see below), whose sum is σ = 68342400. Its totient is φ = 6832800.

The previous prime is 22550597. The next prime is 22550617. The reversal of 22550616 is 61605522.

It is a super-3 number, since 3×22550616³ (a number of 23 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 22550616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22550617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2370 + ... + 7121.

It is an arithmetic number, because the mean of its divisors is an integer number (1067850).

Almost surely, 2^22550616 is an apocalyptic number.

It is an amenable number.

22550616 is an abundant number, since it is smaller than the sum of its proper divisors (45791784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22550616 is a wasteful number, since it uses less digits than its factorization.

22550616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9517 (or 9507 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 22550616 is about 4748.7488878651. The cubic root of 22550616 is about 282.5223455841.

It can be divided in two parts, 225506 and 16, that added together give a palindrome (225522).

The spelling of 22550616 in words is "twenty-two million, five hundred fifty thousand, six hundred sixteen".