83694172 has 12 divisors (see below), whose sum is σ = 151189696. Its totient is φ = 40497120.

The previous prime is 83694157. The next prime is 83694181. The reversal of 83694172 is 27149638.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337353 + ... + 337600.

Almost surely, 2^83694172 is an apocalyptic number.

It is an amenable number.

83694172 is a deficient number, since it is larger than the sum of its proper divisors (67495524).

83694172 is a wasteful number, since it uses less digits than its factorization.

83694172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674988 (or 674986 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 83694172 is about 9148.4518908939. The cubic root of 83694172 is about 437.4197678179.

The spelling of 83694172 in words is "eighty-three million, six hundred ninety-four thousand, one hundred seventy-two".