22170108 has 24 divisors (see below), whose sum is σ = 54773712. Its totient is φ = 6955264.

The previous prime is 22170107. The next prime is 22170121. The reversal of 22170108 is 80107122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22170101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54135 + ... + 54542.

It is an arithmetic number, because the mean of its divisors is an integer number (2282238).

Almost surely, 2^22170108 is an apocalyptic number.

It is an amenable number.

22170108 is an abundant number, since it is smaller than the sum of its proper divisors (32603604).

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

22170108 is a wasteful number, since it uses less digits than its factorization.

22170108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108701 (or 108699 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 22170108 is about 4708.5144153969. The cubic root of 22170108 is about 280.9242755559.

The spelling of 22170108 in words is "twenty-two million, one hundred seventy thousand, one hundred eight".