22436664 has 16 divisors (see below), whose sum is σ = 56091720. Its totient is φ = 7478880.

The previous prime is 22436641. The next prime is 22436671. The reversal of 22436664 is 46663422.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467407 + ... + 467454.

Almost surely, 2^22436664 is an apocalyptic number.

22436664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22436664 is an abundant number, since it is smaller than the sum of its proper divisors (33655056).

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

22436664 is a wasteful number, since it uses less digits than its factorization.

22436664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934870 (or 934866 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 22436664 is about 4736.7355847672. The cubic root of 22436664 is about 282.0456643521.

The spelling of 22436664 in words is "twenty-two million, four hundred thirty-six thousand, six hundred sixty-four".