22986264 has 64 divisors (see below), whose sum is σ = 66781440. Its totient is φ = 6456960.

The previous prime is 22986251. The next prime is 22986289. The reversal of 22986264 is 46268922.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9127 + ... + 11369.

It is an arithmetic number, because the mean of its divisors is an integer number (1043460).

Almost surely, 2^22986264 is an apocalyptic number.

22986264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22986264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33390720).

22986264 is an abundant number, since it is smaller than the sum of its proper divisors (43795176).

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

22986264 is a wasteful number, since it uses less digits than its factorization.

22986264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320 (or 2316 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 22986264 is about 4794.3992324378. The cubic root of 22986264 is about 284.3300731506.

The spelling of 22986264 in words is "twenty-two million, nine hundred eighty-six thousand, two hundred sixty-four".