22057850 has 12 divisors (see below), whose sum is σ = 41027694. Its totient is φ = 8823120.

The previous prime is 22057843. The next prime is 22057859. The reversal of 22057850 is 5875022.

It can be written as a sum of positive squares in 3 ways, for example, as 18601969 + 3455881 = 4313^2 + 1859^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (22057859) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220529 + ... + 220628.

Almost surely, 2^22057850 is an apocalyptic number.

22057850 is a deficient number, since it is larger than the sum of its proper divisors (18969844).

22057850 is a wasteful number, since it uses less digits than its factorization.

22057850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441169 (or 441164 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 22057850 is about 4696.5785418749. The cubic root of 22057850 is about 280.4493210976.

The spelling of 22057850 in words is "twenty-two million, fifty-seven thousand, eight hundred fifty".