83306317 has 4 divisors (see below), whose sum is σ = 87690880. Its totient is φ = 78921756.

The previous prime is 83306291. The next prime is 83306323. The reversal of 83306317 is 71360338.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 83306317 - 2¹⁵ = 83273549 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 (83306017) 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, 2192253 + ... + 2192290.

It is an arithmetic number, because the mean of its divisors is an integer number (21922720).

Almost surely, 2^83306317 is an apocalyptic number.

It is an amenable number.

83306317 is a deficient number, since it is larger than the sum of its proper divisors (4384563).

83306317 is a wasteful number, since it uses less digits than its factorization.

83306317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4384562.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 83306317 is about 9127.2294262827. The cubic root of 83306317 is about 436.7430253843.

The spelling of 83306317 in words is "eighty-three million, three hundred six thousand, three hundred seventeen".