89669136 has 20 divisors (see below), whose sum is σ = 231645392. Its totient is φ = 29889696.

The previous prime is 89669123. The next prime is 89669141. The reversal of 89669136 is 63196698.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 1868107 = 89669136 / (8 + 9 + 6 + 6 + 9 + 1 + 3 + 6).

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 3 ways as a sum of consecutive naturals, for example, 934006 + ... + 934101.

Almost surely, 2^89669136 is an apocalyptic number.

It is an amenable number.

89669136 is an abundant number, since it is smaller than the sum of its proper divisors (141976256).

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

89669136 is a wasteful number, since it uses less digits than its factorization.

89669136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868118 (or 1868112 counting only the distinct ones).

The product of its digits is 419904, while the sum is 48.

The square root of 89669136 is about 9469.3788603055. The cubic root of 89669136 is about 447.5906390271.

The spelling of 89669136 in words is "eighty-nine million, six hundred sixty-nine thousand, one hundred thirty-six".