22466864 has 20 divisors (see below), whose sum is σ = 49748304. Its totient is φ = 9628608.

The previous prime is 22466861. The next prime is 22466867. The reversal of 22466864 is 46866422.

It is an interprime number because it is at equal distance from previous prime (22466861) and next prime (22466867).

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (22466861) by changing a digit.

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, 100187 + ... + 100410.

Almost surely, 2^22466864 is an apocalyptic number.

It is an amenable number.

22466864 is an abundant number, since it is smaller than the sum of its proper divisors (27281440).

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

22466864 is a wasteful number, since it uses less digits than its factorization.

22466864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200612 (or 200606 counting only the distinct ones).

The product of its digits is 110592, while the sum is 38.

The square root of 22466864 is about 4739.9223622334. The cubic root of 22466864 is about 282.1721531539.

The spelling of 22466864 in words is "twenty-two million, four hundred sixty-six thousand, eight hundred sixty-four".