22500516 has 12 divisors (see below), whose sum is σ = 52501232. Its totient is φ = 7500168.

The previous prime is 22500497. The next prime is 22500547. The reversal of 22500516 is 61500522.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 22500492 and 22500501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 937510 + ... + 937533.

Almost surely, 2^22500516 is an apocalyptic number.

It is an amenable number.

22500516 is an abundant number, since it is smaller than the sum of its proper divisors (30000716).

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

22500516 is a wasteful number, since it uses less digits than its factorization.

22500516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875050 (or 1875048 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 22500516 is about 4743.4708811165. The cubic root of 22500516 is about 282.3129667571.

The spelling of 22500516 in words is "twenty-two million, five hundred thousand, five hundred sixteen".