22836864 has 32 divisors (see below), whose sum is σ = 60661440. Its totient is φ = 7612160.

The previous prime is 22836857. The next prime is 22836887. The reversal of 22836864 is 46863822.

It is a tau number, because it is divible by the number of its divisors (32).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29352 + ... + 30119.

It is an arithmetic number, because the mean of its divisors is an integer number (1895670).

Almost surely, 2^22836864 is an apocalyptic number.

22836864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22836864 is an abundant number, since it is smaller than the sum of its proper divisors (37824576).

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

22836864 is an equidigital number, since it uses as much as digits as its factorization.

22836864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59488 (or 59476 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 22836864 is about 4778.7931530879. The cubic root of 22836864 is about 283.7127294226.

The spelling of 22836864 in words is "twenty-two million, eight hundred thirty-six thousand, eight hundred sixty-four".