22057356 has 24 divisors (see below), whose sum is σ = 52312624. Its totient is φ = 7231680.

The previous prime is 22057351. The next prime is 22057367. The reversal of 22057356 is 65375022.

It is not an unprimeable number, because it can be changed into a prime (22057351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14335 + ... + 15798.

Almost surely, 2^22057356 is an apocalyptic number.

It is an amenable number.

22057356 is an abundant number, since it is smaller than the sum of its proper divisors (30255268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22057356 is a wasteful number, since it uses less digits than its factorization.

22057356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30201 (or 30199 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 22057356 is about 4696.5259501040. The cubic root of 22057356 is about 280.4472274665.

The spelling of 22057356 in words is "twenty-two million, fifty-seven thousand, three hundred fifty-six".