22413256 has 16 divisors (see below), whose sum is σ = 42091740. Its totient is φ = 11188800.

The previous prime is 22413253. The next prime is 22413269. The reversal of 22413256 is 65231422.

It can be written as a sum of positive squares in 2 ways, for example, as 22410756 + 2500 = 4734^2 + 50^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22413256.

It is not an unprimeable number, because it can be changed into a prime (22413253) 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, 4206 + ... + 7906.

Almost surely, 2^22413256 is an apocalyptic number.

It is an amenable number.

22413256 is a deficient number, since it is larger than the sum of its proper divisors (19678484).

22413256 is a wasteful number, since it uses less digits than its factorization.

22413256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4464 (or 4460 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 22413256 is about 4734.2640399538. The cubic root of 22413256 is about 281.9475448600.

Adding to 22413256 its reverse (65231422), we get a palindrome (87644678).

The spelling of 22413256 in words is "twenty-two million, four hundred thirteen thousand, two hundred fifty-six".