22396156 has 12 divisors (see below), whose sum is σ = 39277168. Its totient is φ = 11174112.

The previous prime is 22396151. The next prime is 22396159. The reversal of 22396156 is 65169322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22396151) 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, 3801 + ... + 7696.

Almost surely, 2^22396156 is an apocalyptic number.

It is an amenable number.

22396156 is a deficient number, since it is larger than the sum of its proper divisors (16881012).

22396156 is a wasteful number, since it uses less digits than its factorization.

22396156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11988 (or 11986 counting only the distinct ones).

The product of its digits is 19440, while the sum is 34.

The square root of 22396156 is about 4732.4577124365. The cubic root of 22396156 is about 281.8758234695.

The spelling of 22396156 in words is "twenty-two million, three hundred ninety-six thousand, one hundred fifty-six".