90465859 has 16 divisors (see below), whose sum is σ = 105857280. Its totient is φ = 76433760.

The previous prime is 90465853. The next prime is 90465863. The reversal of 90465859 is 95856409.

It is a cyclic number.

It is not a de Polignac number, because 90465859 - 2⁷ = 90465731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90465853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6994 + ... + 15160.

It is an arithmetic number, because the mean of its divisors is an integer number (6616080).

Almost surely, 2^90465859 is an apocalyptic number.

90465859 is a deficient number, since it is larger than the sum of its proper divisors (15391421).

90465859 is a wasteful number, since it uses less digits than its factorization.

90465859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8250.

The product of its (nonzero) digits is 388800, while the sum is 46.

The square root of 90465859 is about 9511.3542148319. The cubic root of 90465859 is about 448.9123675915.

The spelling of 90465859 in words is "ninety million, four hundred sixty-five thousand, eight hundred fifty-nine".