22713556 has 12 divisors (see below), whose sum is σ = 39789792. Its totient is φ = 11345048.

The previous prime is 22713541. The next prime is 22713557. The reversal of 22713556 is 65531722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22713557) 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, 2571 + ... + 7213.

It is an arithmetic number, because the mean of its divisors is an integer number (3315816).

Almost surely, 2^22713556 is an apocalyptic number.

It is an amenable number.

22713556 is a deficient number, since it is larger than the sum of its proper divisors (17076236).

22713556 is a wasteful number, since it uses less digits than its factorization.

22713556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5870 (or 5868 counting only the distinct ones).

The product of its digits is 12600, while the sum is 31.

The square root of 22713556 is about 4765.8741066042. The cubic root of 22713556 is about 283.2011705028.

The spelling of 22713556 in words is "twenty-two million, seven hundred thirteen thousand, five hundred fifty-six".