22446264 has 16 divisors (see below), whose sum is σ = 56115720. Its totient is φ = 7482080.

The previous prime is 22446251. The next prime is 22446269. The reversal of 22446264 is 46264422.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22446269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467607 + ... + 467654.

Almost surely, 2^22446264 is an apocalyptic number.

22446264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22446264 is an abundant number, since it is smaller than the sum of its proper divisors (33669456).

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

22446264 is a wasteful number, since it uses less digits than its factorization.

22446264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935270 (or 935266 counting only the distinct ones).

The product of its digits is 18432, while the sum is 30.

The square root of 22446264 is about 4737.7488325153. The cubic root of 22446264 is about 282.0858850120.

The spelling of 22446264 in words is "twenty-two million, four hundred forty-six thousand, two hundred sixty-four".