90539317 has 8 divisors (see below), whose sum is σ = 100634400. Its totient is φ = 80754960.

The previous prime is 90539299. The next prime is 90539347. The reversal of 90539317 is 71393509.

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

It is a de Polignac number, because none of the positive numbers 2^k-90539317 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 (90539347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77067 + ... + 78232.

It is an arithmetic number, because the mean of its divisors is an integer number (12579300).

Almost surely, 2^90539317 is an apocalyptic number.

It is an amenable number.

90539317 is a deficient number, since it is larger than the sum of its proper divisors (10095083).

90539317 is a wasteful number, since it uses less digits than its factorization.

90539317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155363.

The product of its (nonzero) digits is 25515, while the sum is 37.

The square root of 90539317 is about 9515.2150264721. The cubic root of 90539317 is about 449.0338398742.

The spelling of 90539317 in words is "ninety million, five hundred thirty-nine thousand, three hundred seventeen".