89881323 has 16 divisors (see below), whose sum is σ = 138840576. Its totient is φ = 50656320.

The previous prime is 89881313. The next prime is 89881333. The reversal of 89881323 is 32318898.

It is an interprime number because it is at equal distance from previous prime (89881313) and next prime (89881333).

It is not a de Polignac number, because 89881323 - 2⁸ = 89881067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89881313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27783 + ... + 30848.

It is an arithmetic number, because the mean of its divisors is an integer number (8677536).

Almost surely, 2^89881323 is an apocalyptic number.

89881323 is a deficient number, since it is larger than the sum of its proper divisors (48959253).

89881323 is a wasteful number, since it uses less digits than its factorization.

89881323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58714.

The product of its digits is 82944, while the sum is 42.

The square root of 89881323 is about 9480.5760900907. The cubic root of 89881323 is about 447.9434103558.

The spelling of 89881323 in words is "eighty-nine million, eight hundred eighty-one thousand, three hundred twenty-three".