22356120 has 32 divisors (see below), whose sum is σ = 67068720. Its totient is φ = 5961600.

The previous prime is 22356119. The next prime is 22356121. The reversal of 22356120 is 2165322.

It is an interprime number because it is at equal distance from previous prime (22356119) and next prime (22356121).

It is a super-2 number, since 2×22356120² = 999592202908800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22356121) 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, 93031 + ... + 93270.

Almost surely, 2^22356120 is an apocalyptic number.

22356120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22356120 is an abundant number, since it is smaller than the sum of its proper divisors (44712600).

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

22356120 is a wasteful number, since it uses less digits than its factorization.

22356120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186315 (or 186311 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 22356120 is about 4728.2258829290. The cubic root of 22356120 is about 281.7077602280.

The spelling of 22356120 in words is "twenty-two million, three hundred fifty-six thousand, one hundred twenty".