89173373 has 4 divisors (see below), whose sum is σ = 90429408. Its totient is φ = 87917340.

The previous prime is 89173351. The next prime is 89173379. The reversal of 89173373 is 37337198.

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, and also an emirpimes, since its reverse is a distinct semiprime: 37337198 = 2 ⋅18668599.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89173373 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 89173373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89173379) 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, 627911 + ... + 628052.

It is an arithmetic number, because the mean of its divisors is an integer number (22607352).

Almost surely, 2^89173373 is an apocalyptic number.

It is an amenable number.

89173373 is a deficient number, since it is larger than the sum of its proper divisors (1256035).

89173373 is a wasteful number, since it uses less digits than its factorization.

89173373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256034.

The product of its digits is 95256, while the sum is 41.

The square root of 89173373 is about 9443.1654120851. The cubic root of 89173373 is about 446.7642339647.

The spelling of 89173373 in words is "eighty-nine million, one hundred seventy-three thousand, three hundred seventy-three".