22059988 has 18 divisors (see below), whose sum is σ = 40746426. Its totient is φ = 10448784.

The previous prime is 22059977. The next prime is 22059997. The reversal of 22059988 is 88995022.

It can be written as a sum of positive squares in only one way, i.e., 14152644 + 7907344 = 3762^2 + 2812^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6195 + ... + 9082.

Almost surely, 2^22059988 is an apocalyptic number.

It is an amenable number.

22059988 is a deficient number, since it is larger than the sum of its proper divisors (18686438).

22059988 is a wasteful number, since it uses less digits than its factorization.

22059988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15319 (or 15298 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 22059988 is about 4696.8061488633. The cubic root of 22059988 is about 280.4583818368.

The spelling of 22059988 in words is "twenty-two million, fifty-nine thousand, nine hundred eighty-eight".