89711842 has 16 divisors (see below), whose sum is σ = 147138912. Its totient is φ = 40684320.

The previous prime is 89711833. The next prime is 89711879. The reversal of 89711842 is 24811798.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 89711795 and 89711804.

It is an unprimeable number.

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, 5593 + ... + 14515.

It is an arithmetic number, because the mean of its divisors is an integer number (9196182).

Almost surely, 2^89711842 is an apocalyptic number.

89711842 is a deficient number, since it is larger than the sum of its proper divisors (57427070).

89711842 is a wasteful number, since it uses less digits than its factorization.

89711842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9393.

The product of its digits is 32256, while the sum is 40.

The square root of 89711842 is about 9471.6335444315. The cubic root of 89711842 is about 447.6616845505.

The spelling of 89711842 in words is "eighty-nine million, seven hundred eleven thousand, eight hundred forty-two".