73173373 has 16 divisors (see below), whose sum is σ = 93977856. Its totient is φ = 55376640.

The previous prime is 73173319. The next prime is 73173379. The reversal of 73173373 is 37337137.

It is not a de Polignac number, because 73173373 - 2¹⁷ = 73042301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73173379) 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, 15388 + ... + 19573.

It is an arithmetic number, because the mean of its divisors is an integer number (5873616).

Almost surely, 2^73173373 is an apocalyptic number.

It is an amenable number.

73173373 is a deficient number, since it is larger than the sum of its proper divisors (20804483).

73173373 is a wasteful number, since it uses less digits than its factorization.

73173373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35004.

The product of its digits is 27783, while the sum is 34.

The square root of 73173373 is about 8554.1436158157. The cubic root of 73173373 is about 418.2645185912.

The spelling of 73173373 in words is "seventy-three million, one hundred seventy-three thousand, three hundred seventy-three".