22173162 has 16 divisors (see below), whose sum is σ = 48377952. Its totient is φ = 6719120.

The previous prime is 22173157. The next prime is 22173187. The reversal of 22173162 is 26137122.

It is a super-2 number, since 2×22173162² = 983298226156488, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167913 + ... + 168044.

It is an arithmetic number, because the mean of its divisors is an integer number (3023622).

Almost surely, 2^22173162 is an apocalyptic number.

22173162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22173162 is an abundant number, since it is smaller than the sum of its proper divisors (26204790).

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

22173162 is a wasteful number, since it uses less digits than its factorization.

22173162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335973.

The product of its digits is 1008, while the sum is 24.

The square root of 22173162 is about 4708.8387103404. The cubic root of 22173162 is about 280.9371743556.

The spelling of 22173162 in words is "twenty-two million, one hundred seventy-three thousand, one hundred sixty-two".