90518792 has 32 divisors (see below), whose sum is σ = 208891200. Its totient is φ = 35809344.

The previous prime is 90518783. The next prime is 90518801. The reversal of 90518792 is 29781509.

It is an interprime number because it is at equal distance from previous prime (90518783) and next prime (90518801).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61442 + ... + 62897.

It is an arithmetic number, because the mean of its divisors is an integer number (6527850).

Almost surely, 2^90518792 is an apocalyptic number.

It is an amenable number.

90518792 is an abundant number, since it is smaller than the sum of its proper divisors (118372408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90518792 is a wasteful number, since it uses less digits than its factorization.

90518792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124365 (or 124361 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 90518792 is about 9514.1364295452. The cubic root of 90518792 is about 448.9999057544. Note that the first 4 decimals are identical.

The spelling of 90518792 in words is "ninety million, five hundred eighteen thousand, seven hundred ninety-two".