73485317 has 4 divisors (see below), whose sum is σ = 73605036. Its totient is φ = 73365600.

The previous prime is 73485311. The next prime is 73485319. The reversal of 73485317 is 71358437.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71358437 = 269 ⋅265273.

It can be written as a sum of positive squares in 2 ways, for example, as 21659716 + 51825601 = 4654^2 + 7199^2 .

It is a cyclic number.

It is not a de Polignac number, because 73485317 - 2¹⁴ = 73468933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73485311) 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, 58934 + ... + 60167.

It is an arithmetic number, because the mean of its divisors is an integer number (18401259).

Almost surely, 2^73485317 is an apocalyptic number.

It is an amenable number.

73485317 is a deficient number, since it is larger than the sum of its proper divisors (119719).

73485317 is a wasteful number, since it uses less digits than its factorization.

73485317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119718.

The product of its digits is 70560, while the sum is 38.

The square root of 73485317 is about 8572.3577270200. The cubic root of 73485317 is about 418.8580411204.

It can be divided in two parts, 734853 and 17, that multiplied together give a triangular number (12492501 = T₄₉₉₈).

The spelling of 73485317 in words is "seventy-three million, four hundred eighty-five thousand, three hundred seventeen".