22863968 has 24 divisors (see below), whose sum is σ = 45418968. Its totient is φ = 11329024.

The previous prime is 22863961. The next prime is 22863983. The reversal of 22863968 is 86936822.

It is a super-2 number, since 2×22863968² = 1045522065410048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22863961) 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, 455 + ... + 6777.

It is an arithmetic number, because the mean of its divisors is an integer number (1892457).

Almost surely, 2^22863968 is an apocalyptic number.

It is an amenable number.

22863968 is a deficient number, since it is larger than the sum of its proper divisors (22555000).

22863968 is a wasteful number, since it uses less digits than its factorization.

22863968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6446 (or 6438 counting only the distinct ones).

The product of its digits is 248832, while the sum is 44.

The square root of 22863968 is about 4781.6281745866. The cubic root of 22863968 is about 283.8249268128.

The spelling of 22863968 in words is "twenty-two million, eight hundred sixty-three thousand, nine hundred sixty-eight".