22715716 has 24 divisors (see below), whose sum is σ = 42043680. Its totient is φ = 10708992.

The previous prime is 22715713. The next prime is 22715717. The reversal of 22715716 is 61751722.

It is not an unprimeable number, because it can be changed into a prime (22715713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18951 + ... + 20113.

It is an arithmetic number, because the mean of its divisors is an integer number (1751820).

Almost surely, 2^22715716 is an apocalyptic number.

It is an amenable number.

22715716 is a deficient number, since it is larger than the sum of its proper divisors (19327964).

22715716 is a wasteful number, since it uses less digits than its factorization.

22715716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443 (or 1441 counting only the distinct ones).

The product of its digits is 5880, while the sum is 31.

The square root of 22715716 is about 4766.1007123224. The cubic root of 22715716 is about 283.2101474494.

The spelling of 22715716 in words is "twenty-two million, seven hundred fifteen thousand, seven hundred sixteen".