22097264 has 20 divisors (see below), whose sum is σ = 48929904. Its totient is φ = 9470208.

The previous prime is 22097249. The next prime is 22097267. The reversal of 22097264 is 46279022.

It is a self number, because there is not a number n which added to its sum of digits gives 22097264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22097267) 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, 98537 + ... + 98760.

Almost surely, 2^22097264 is an apocalyptic number.

It is an amenable number.

22097264 is an abundant number, since it is smaller than the sum of its proper divisors (26832640).

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

22097264 is a wasteful number, since it uses less digits than its factorization.

22097264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197312 (or 197306 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 22097264 is about 4700.7727024395. The cubic root of 22097264 is about 280.6162617008.

The spelling of 22097264 in words is "twenty-two million, ninety-seven thousand, two hundred sixty-four".