22414864 has 40 divisors (see below), whose sum is σ = 45497088. Its totient is φ = 10686720.

The previous prime is 22414853. The next prime is 22414871. The reversal of 22414864 is 46841422.

It is a super-2 number, since 2×22414864² = 1004852256276992, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30469 + ... + 31195.

Almost surely, 2^22414864 is an apocalyptic number.

It is an amenable number.

22414864 is an abundant number, since it is smaller than the sum of its proper divisors (23082224).

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

22414864 is a wasteful number, since it uses less digits than its factorization.

22414864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823 (or 817 counting only the distinct ones).

The product of its digits is 12288, while the sum is 31.

The square root of 22414864 is about 4734.4338626704. The cubic root of 22414864 is about 281.9542873105.

The spelling of 22414864 in words is "twenty-two million, four hundred fourteen thousand, eight hundred sixty-four".