22059980 has 12 divisors (see below), whose sum is σ = 46326000. Its totient is φ = 8823984.

The previous prime is 22059977. The next prime is 22059997. The reversal of 22059980 is 8995022.

It is a self number, because there is not a number n which added to its sum of digits gives 22059980.

It is a congruent number.

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, 551480 + ... + 551519.

It is an arithmetic number, because the mean of its divisors is an integer number (3860500).

Almost surely, 2^22059980 is an apocalyptic number.

22059980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22059980 is an abundant number, since it is smaller than the sum of its proper divisors (24266020).

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

22059980 is a wasteful number, since it uses less digits than its factorization.

22059980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103008 (or 1103006 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 22059980 is about 4696.8052972207. The cubic root of 22059980 is about 280.4583479342.

The spelling of 22059980 in words is "twenty-two million, fifty-nine thousand, nine hundred eighty".