83550317 has 4 divisors (see below), whose sum is σ = 83690400. Its totient is φ = 83410236.

The previous prime is 83550293. The next prime is 83550319. The reversal of 83550317 is 71305538.

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 83550317 - 2¹⁸ = 83288173 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 (83550319) 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, 69143 + ... + 70340.

It is an arithmetic number, because the mean of its divisors is an integer number (20922600).

Almost surely, 2^83550317 is an apocalyptic number.

It is an amenable number.

83550317 is a deficient number, since it is larger than the sum of its proper divisors (140083).

83550317 is a wasteful number, since it uses less digits than its factorization.

83550317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140082.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 83550317 is about 9140.5862503452. The cubic root of 83550317 is about 437.1690091893.

The spelling of 83550317 in words is "eighty-three million, five hundred fifty thousand, three hundred seventeen".