22469156 has 12 divisors (see below), whose sum is σ = 39434892. Its totient is φ = 11202048.

The previous prime is 22469131. The next prime is 22469173. The reversal of 22469156 is 65196422.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13942756 + 8526400 = 3734^2 + 2920^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6545 + ... + 9368.

It is an arithmetic number, because the mean of its divisors is an integer number (3286241).

Almost surely, 2^22469156 is an apocalyptic number.

It is an amenable number.

22469156 is a deficient number, since it is larger than the sum of its proper divisors (16965736).

22469156 is a wasteful number, since it uses less digits than its factorization.

22469156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16270 (or 16268 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 22469156 is about 4740.1641321794. The cubic root of 22469156 is about 282.1817482712.

The spelling of 22469156 in words is "twenty-two million, four hundred sixty-nine thousand, one hundred fifty-six".