118090842 has 32 divisors (see below), whose sum is σ = 252218880. Its totient is φ = 36778560.

The previous prime is 118090799. The next prime is 118090853. The reversal of 118090842 is 248090811.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5553 + ... + 16340.

It is an arithmetic number, because the mean of its divisors is an integer number (7881840).

Almost surely, 2^118090842 is an apocalyptic number.

118090842 is an abundant number, since it is smaller than the sum of its proper divisors (134128038).

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

118090842 is a wasteful number, since it uses less digits than its factorization.

118090842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21958.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 118090842 is about 10866.9610287329. The cubic root of 118090842 is about 490.6126475422.

The spelling of 118090842 in words is "one hundred eighteen million, ninety thousand, eight hundred forty-two".