89169712 has 20 divisors (see below), whose sum is σ = 180278640. Its totient is φ = 42646208.

The previous prime is 89169683. The next prime is 89169713. The reversal of 89169712 is 21796198.

It is not an unprimeable number, because it can be changed into a prime (89169713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120787 + ... + 121522.

It is an arithmetic number, because the mean of its divisors is an integer number (9013932).

Almost surely, 2^89169712 is an apocalyptic number.

It is an amenable number.

89169712 is an abundant number, since it is smaller than the sum of its proper divisors (91108928).

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

89169712 is a wasteful number, since it uses less digits than its factorization.

89169712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242340 (or 242334 counting only the distinct ones).

The product of its digits is 54432, while the sum is 43.

The square root of 89169712 is about 9442.9715661967. The cubic root of 89169712 is about 446.7581199340.

The spelling of 89169712 in words is "eighty-nine million, one hundred sixty-nine thousand, seven hundred twelve".