89167842 has 24 divisors (see below), whose sum is σ = 199430400. Its totient is φ = 28763640.

The previous prime is 89167829. The next prime is 89167847. The reversal of 89167842 is 24876198.

It is not an unprimeable number, because it can be changed into a prime (89167847) 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 11 ways as a sum of consecutive naturals, for example, 79342 + ... + 80457.

It is an arithmetic number, because the mean of its divisors is an integer number (8309600).

Almost surely, 2^89167842 is an apocalyptic number.

89167842 is an abundant number, since it is smaller than the sum of its proper divisors (110262558).

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

89167842 is a wasteful number, since it uses less digits than its factorization.

89167842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159838 (or 159835 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 89167842 is about 9442.8725502360. The cubic root of 89167842 is about 446.7549968873.

It can be divided in two parts, 89167 and 842, that added together give a palindrome (90009).

The spelling of 89167842 in words is "eighty-nine million, one hundred sixty-seven thousand, eight hundred forty-two".