22870922 has 12 divisors (see below), whose sum is σ = 34627410. Its totient is φ = 11329416.

The previous prime is 22870909. The next prime is 22870943. The reversal of 22870922 is 22907822.

It can be written as a sum of positive squares in only one way, i.e., 22080601 + 790321 = 4699^2 + 889^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31904 + ... + 32612.

Almost surely, 2^22870922 is an apocalyptic number.

22870922 is a deficient number, since it is larger than the sum of its proper divisors (11756488).

22870922 is an equidigital number, since it uses as much as digits as its factorization.

22870922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965 (or 838 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 22870922 is about 4782.3552774757. The cubic root of 22870922 is about 283.8536986993.

The spelling of 22870922 in words is "twenty-two million, eight hundred seventy thousand, nine hundred twenty-two".