22625616 has 80 divisors (see below), whose sum is σ = 63745920. Its totient is φ = 6873600.

The previous prime is 22625609. The next prime is 22625633. The reversal of 22625616 is 61652622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62845 + ... + 63203.

It is an arithmetic number, because the mean of its divisors is an integer number (796824).

Almost surely, 2^22625616 is an apocalyptic number.

22625616 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22625616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31872960).

22625616 is an abundant number, since it is smaller than the sum of its proper divisors (41120304).

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

22625616 is a wasteful number, since it uses less digits than its factorization.

22625616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 478 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 22625616 is about 4756.6391496518. The cubic root of 22625616 is about 282.8352081173.

The spelling of 22625616 in words is "twenty-two million, six hundred twenty-five thousand, six hundred sixteen".