22864799 has 4 divisors (see below), whose sum is σ = 22881336. Its totient is φ = 22848264.

The previous prime is 22864781. The next prime is 22864811. The reversal of 22864799 is 99746822.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22864799 - 2¹² = 22860703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22864739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5984 + ... + 9029.

It is an arithmetic number, because the mean of its divisors is an integer number (5720334).

Almost surely, 2^22864799 is an apocalyptic number.

22864799 is a deficient number, since it is larger than the sum of its proper divisors (16537).

22864799 is a wasteful number, since it uses less digits than its factorization.

22864799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16536.

The product of its digits is 435456, while the sum is 47.

The square root of 22864799 is about 4781.7150688848. The cubic root of 22864799 is about 283.8283653477.

The spelling of 22864799 in words is "twenty-two million, eight hundred sixty-four thousand, seven hundred ninety-nine".