88890120 has 96 divisors (see below), whose sum is σ = 315169920. Its totient is φ = 21548160.

The previous prime is 88890119. The next prime is 88890163. The reversal of 88890120 is 2109888.

It is a super-2 number, since 2×88890120² = 15802906867228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7264 + ... + 15183.

It is an arithmetic number, because the mean of its divisors is an integer number (3283020).

Almost surely, 2^88890120 is an apocalyptic number.

It is an amenable number.

88890120 is an abundant number, since it is smaller than the sum of its proper divisors (226279800).

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

88890120 is a wasteful number, since it uses less digits than its factorization.

88890120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22475 (or 22468 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 36.

The square root of 88890120 is about 9428.1557051207. The cubic root of 88890120 is about 446.2906937445.

The spelling of 88890120 in words is "eighty-eight million, eight hundred ninety thousand, one hundred twenty".