73117743 has 8 divisors (see below), whose sum is σ = 98437248. Its totient is φ = 48271704.

The previous prime is 73117699. The next prime is 73117763. The reversal of 73117743 is 34771137.

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

It is not a de Polignac number, because 73117743 - 2²⁰ = 72069167 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73117763) 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, 118005 + ... + 118622.

It is an arithmetic number, because the mean of its divisors is an integer number (12304656).

Almost surely, 2^73117743 is an apocalyptic number.

73117743 is a deficient number, since it is larger than the sum of its proper divisors (25319505).

73117743 is a wasteful number, since it uses less digits than its factorization.

73117743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236733.

The product of its digits is 12348, while the sum is 33.

The square root of 73117743 is about 8550.8913570458. The cubic root of 73117743 is about 418.1584966272.

The spelling of 73117743 in words is "seventy-three million, one hundred seventeen thousand, seven hundred forty-three".