22117088 has 24 divisors (see below), whose sum is σ = 49763952. Its totient is φ = 9478656.

The previous prime is 22117079. The next prime is 22117097. The reversal of 22117088 is 88071122.

It is an interprime number because it is at equal distance from previous prime (22117079) and next prime (22117097).

It is a self number, because there is not a number n which added to its sum of digits gives 22117088.

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, 49145 + ... + 49592.

It is an arithmetic number, because the mean of its divisors is an integer number (2073498).

Almost surely, 2^22117088 is an apocalyptic number.

22117088 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22117088 is an abundant number, since it is smaller than the sum of its proper divisors (27646864).

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

22117088 is an equidigital number, since it uses as much as digits as its factorization.

22117088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98754 (or 98746 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 22117088 is about 4702.8808192426. The cubic root of 22117088 is about 280.7001525398.

The spelling of 22117088 in words is "twenty-two million, one hundred seventeen thousand, eighty-eight".