90634317 has 8 divisors (see below), whose sum is σ = 122649696. Its totient is φ = 59520912.

The previous prime is 90634301. The next prime is 90634319. The reversal of 90634317 is 71343609.

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

It is not a de Polignac number, because 90634317 - 2⁴ = 90634301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90634319) 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, 225258 + ... + 225659.

It is an arithmetic number, because the mean of its divisors is an integer number (15331212).

Almost surely, 2^90634317 is an apocalyptic number.

It is an amenable number.

90634317 is a deficient number, since it is larger than the sum of its proper divisors (32015379).

90634317 is a wasteful number, since it uses less digits than its factorization.

90634317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450987.

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 90634317 is about 9520.2057225671. The cubic root of 90634317 is about 449.1908372426.

It can be divided in two parts, 90634 and 317, that added together give a triangular number (90951 = T₄₂₆).

The spelling of 90634317 in words is "ninety million, six hundred thirty-four thousand, three hundred seventeen".