90239116 has 12 divisors (see below), whose sum is σ = 172274760. Its totient is φ = 41017760.

The previous prime is 90239089. The next prime is 90239119. The reversal of 90239116 is 61193209.

It is a super-2 number, since 2×90239116² = 16286196112922912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90239119) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1025401 + ... + 1025488.

It is an arithmetic number, because the mean of its divisors is an integer number (14356230).

Almost surely, 2^90239116 is an apocalyptic number.

It is an amenable number.

90239116 is a deficient number, since it is larger than the sum of its proper divisors (82035644).

90239116 is a wasteful number, since it uses less digits than its factorization.

90239116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2050904 (or 2050902 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 90239116 is about 9499.4271406227. The cubic root of 90239116 is about 448.5370035344.

The spelling of 90239116 in words is "ninety million, two hundred thirty-nine thousand, one hundred sixteen".