22913163 has 48 divisors (see below), whose sum is σ = 41286336. Its totient is φ = 11923200.

The previous prime is 22913147. The next prime is 22913171. The reversal of 22913163 is 36131922.

It is not a de Polignac number, because 22913163 - 2⁴ = 22913147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22913663) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 82581 + ... + 82857.

It is an arithmetic number, because the mean of its divisors is an integer number (860132).

Almost surely, 2^22913163 is an apocalyptic number.

22913163 is a deficient number, since it is larger than the sum of its proper divisors (18373173).

22913163 is a wasteful number, since it uses less digits than its factorization.

22913163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404 (or 401 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

The square root of 22913163 is about 4786.7695787451. The cubic root of 22913163 is about 284.0283438946.

The spelling of 22913163 in words is "twenty-two million, nine hundred thirteen thousand, one hundred sixty-three".