90839112 has 64 divisors (see below), whose sum is σ = 279511680. Its totient is φ = 23956992.

The previous prime is 90839051. The next prime is 90839113. The reversal of 90839112 is 21193809.

It is not an unprimeable number, because it can be changed into a prime (90839113) 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, 18613 + ... + 22980.

It is an arithmetic number, because the mean of its divisors is an integer number (4367370).

Almost surely, 2^90839112 is an apocalyptic number.

It is an amenable number.

90839112 is an abundant number, since it is smaller than the sum of its proper divisors (188672568).

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

90839112 is a wasteful number, since it uses less digits than its factorization.

90839112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41622 (or 41618 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 90839112 is about 9530.9554610228. The cubic root of 90839112 is about 449.5289094717.

It can be divided in two parts, 90839 and 112, that added together give a triangular number (90951 = T₄₂₆).

The spelling of 90839112 in words is "ninety million, eight hundred thirty-nine thousand, one hundred twelve".