89170392 has 16 divisors (see below), whose sum is σ = 222926040. Its totient is φ = 29723456.

The previous prime is 89170387. The next prime is 89170397. The reversal of 89170392 is 29307198.

It is an interprime number because it is at equal distance from previous prime (89170387) and next prime (89170397).

It is a self number, because there is not a number n which added to its sum of digits gives 89170392.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89170397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1857693 + ... + 1857740.

Almost surely, 2^89170392 is an apocalyptic number.

It is an amenable number.

89170392 is an abundant number, since it is smaller than the sum of its proper divisors (133755648).

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

89170392 is a wasteful number, since it uses less digits than its factorization.

89170392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3715442 (or 3715438 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 89170392 is about 9443.0075717432. The cubic root of 89170392 is about 446.7592555765.

The spelling of 89170392 in words is "eighty-nine million, one hundred seventy thousand, three hundred ninety-two".