89331606 has 160 divisors (see below), whose sum is σ = 254106720. Its totient is φ = 23115456.

The previous prime is 89331601. The next prime is 89331607. The reversal of 89331606 is 60613398.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89331601) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1685476 + ... + 1685528.

It is an arithmetic number, because the mean of its divisors is an integer number (1588167).

Almost surely, 2^89331606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89331606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127053360).

89331606 is an abundant number, since it is smaller than the sum of its proper divisors (164775114).

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

89331606 is a wasteful number, since it uses less digits than its factorization.

89331606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 89331606 is about 9451.5398745390. The cubic root of 89331606 is about 447.0283302615.

The spelling of 89331606 in words is "eighty-nine million, three hundred thirty-one thousand, six hundred six".