73922173 has 8 divisors (see below), whose sum is σ = 80382848. Its totient is φ = 67572144.

The previous prime is 73922129. The next prime is 73922183. The reversal of 73922173 is 37122937.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73922173 is a prime.

It is a super-2 number, since 2×73922173² = 10928975322083858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73922183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26265 + ... + 28942.

It is an arithmetic number, because the mean of its divisors is an integer number (10047856).

Almost surely, 2^73922173 is an apocalyptic number.

It is an amenable number.

73922173 is a deficient number, since it is larger than the sum of its proper divisors (6460675).

73922173 is a wasteful number, since it uses less digits than its factorization.

73922173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55323.

The product of its digits is 15876, while the sum is 34.

The square root of 73922173 is about 8597.8004745400. The cubic root of 73922173 is about 419.6864118018.

The spelling of 73922173 in words is "seventy-three million, nine hundred twenty-two thousand, one hundred seventy-three".