90717327 has 20 divisors (see below), whose sum is σ = 136431856. Its totient is φ = 60069600.

The previous prime is 90717301. The next prime is 90717329. The reversal of 90717327 is 72371709.

It is not a de Polignac number, because 90717327 - 2⁷ = 90717199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90717291 and 90717300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90717329) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8523 + ... + 15939.

Almost surely, 2^90717327 is an apocalyptic number.

90717327 is a deficient number, since it is larger than the sum of its proper divisors (45714529).

90717327 is a wasteful number, since it uses less digits than its factorization.

90717327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7580 (or 7571 counting only the distinct ones).

The product of its (nonzero) digits is 18522, while the sum is 36.

The square root of 90717327 is about 9524.5643994883. The cubic root of 90717327 is about 449.3279301043.

The spelling of 90717327 in words is "ninety million, seven hundred seventeen thousand, three hundred twenty-seven".