22322864 has 10 divisors (see below), whose sum is σ = 43250580. Its totient is φ = 11161424.

The previous prime is 22322863. The next prime is 22322879. The reversal of 22322864 is 46822322.

It is a super-3 number, since 3×22322864³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22322863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697574 + ... + 697605.

It is an arithmetic number, because the mean of its divisors is an integer number (4325058).

Almost surely, 2^22322864 is an apocalyptic number.

It is an amenable number.

22322864 is a deficient number, since it is larger than the sum of its proper divisors (20927716).

22322864 is a wasteful number, since it uses less digits than its factorization.

22322864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395187 (or 1395181 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 22322864 is about 4724.7078216542. The cubic root of 22322864 is about 281.5680054688.

The spelling of 22322864 in words is "twenty-two million, three hundred twenty-two thousand, eight hundred sixty-four".