22159408 has 10 divisors (see below), whose sum is σ = 42933884. Its totient is φ = 11079696.

The previous prime is 22159391. The next prime is 22159427. The reversal of 22159408 is 80495122.

It is a self number, because there is not a number n which added to its sum of digits gives 22159408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692466 + ... + 692497.

Almost surely, 2^22159408 is an apocalyptic number.

It is an amenable number.

22159408 is a deficient number, since it is larger than the sum of its proper divisors (20774476).

22159408 is a wasteful number, since it uses less digits than its factorization.

22159408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384971 (or 1384965 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 22159408 is about 4707.3780387812. The cubic root of 22159408 is about 280.8790739500.

The spelling of 22159408 in words is "twenty-two million, one hundred fifty-nine thousand, four hundred eight".