22058890 has 16 divisors (see below), whose sum is σ = 45378432. Its totient is φ = 7563024.

The previous prime is 22058857. The next prime is 22058891. The reversal of 22058890 is 9885022.

It is not an unprimeable number, because it can be changed into a prime (22058891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157494 + ... + 157633.

It is an arithmetic number, because the mean of its divisors is an integer number (2836152).

Almost surely, 2^22058890 is an apocalyptic number.

22058890 is an abundant number, since it is smaller than the sum of its proper divisors (23319542).

22058890 is a wasteful number, since it uses less digits than its factorization.

22058890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315141.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 22058890 is about 4696.6892594678. The cubic root of 22058890 is about 280.4537286397.

The spelling of 22058890 in words is "twenty-two million, fifty-eight thousand, eight hundred ninety".