90256883 has 4 divisors (see below), whose sum is σ = 90376248. Its totient is φ = 90137520.

The previous prime is 90256877. The next prime is 90256909. The reversal of 90256883 is 38865209.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 90256883 - 2⁸ = 90256627 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 90256883.

It is not an unprimeable number, because it can be changed into a prime (90256813) 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, 58541 + ... + 60062.

It is an arithmetic number, because the mean of its divisors is an integer number (22594062).

Almost surely, 2^90256883 is an apocalyptic number.

90256883 is a deficient number, since it is larger than the sum of its proper divisors (119365).

90256883 is a wasteful number, since it uses less digits than its factorization.

90256883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119364.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 90256883 is about 9500.3622562511. The cubic root of 90256883 is about 448.5664387887.

The spelling of 90256883 in words is "ninety million, two hundred fifty-six thousand, eight hundred eighty-three".