90239962 has 16 divisors (see below), whose sum is σ = 137491200. Its totient is φ = 44413200.

The previous prime is 90239957. The next prime is 90239983. The reversal of 90239962 is 26993209.

It is a super-2 number, since 2×90239962² = 16286501483522888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68712 + ... + 70012.

It is an arithmetic number, because the mean of its divisors is an integer number (8593200).

Almost surely, 2^90239962 is an apocalyptic number.

90239962 is a deficient number, since it is larger than the sum of its proper divisors (47251238).

90239962 is a wasteful number, since it uses less digits than its factorization.

90239962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1821.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 90239962 is about 9499.4716695193. The cubic root of 90239962 is about 448.5384052219.

The spelling of 90239962 in words is "ninety million, two hundred thirty-nine thousand, nine hundred sixty-two".