89162112 has 128 divisors (see below), whose sum is σ = 260638560. Its totient is φ = 26836992.

The previous prime is 89162089. The next prime is 89162113. The reversal of 89162112 is 21126198.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 89162112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89162113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264408 + ... + 264744.

Almost surely, 2^89162112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89162112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130319280).

89162112 is an abundant number, since it is smaller than the sum of its proper divisors (171476448).

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

89162112 is a wasteful number, since it uses less digits than its factorization.

89162112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420 (or 408 counting only the distinct ones).

The product of its digits is 1728, while the sum is 30.

The square root of 89162112 is about 9442.5691419232. The cubic root of 89162112 is about 446.7454270659.

The spelling of 89162112 in words is "eighty-nine million, one hundred sixty-two thousand, one hundred twelve".