22931064 has 48 divisors (see below), whose sum is σ = 66885000. Its totient is φ = 7055424.

The previous prime is 22931053. The next prime is 22931099. The reversal of 22931064 is 46013922.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11314 + ... + 13185.

Almost surely, 2^22931064 is an apocalyptic number.

22931064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22931064 is an abundant number, since it is smaller than the sum of its proper divisors (43953936).

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

22931064 is a wasteful number, since it uses less digits than its factorization.

22931064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24524 (or 24517 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 22931064 is about 4788.6390550970. The cubic root of 22931064 is about 284.1022907331.

Adding to 22931064 its reverse (46013922), we get a palindrome (68944986).

The spelling of 22931064 in words is "twenty-two million, nine hundred thirty-one thousand, sixty-four".