89933173 has 4 divisors (see below), whose sum is σ = 98108928. Its totient is φ = 81757420.

The previous prime is 89933171. The next prime is 89933177. The reversal of 89933173 is 37133998.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 89933173 - 2¹ = 89933171 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89933171) 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, 4087861 + ... + 4087882.

It is an arithmetic number, because the mean of its divisors is an integer number (24527232).

Almost surely, 2^89933173 is an apocalyptic number.

It is an amenable number.

89933173 is a deficient number, since it is larger than the sum of its proper divisors (8175755).

89933173 is a wasteful number, since it uses less digits than its factorization.

89933173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8175754.

The product of its digits is 122472, while the sum is 43.

The square root of 89933173 is about 9483.3102343011. The cubic root of 89933173 is about 448.0295291043.

The spelling of 89933173 in words is "eighty-nine million, nine hundred thirty-three thousand, one hundred seventy-three".