118255242 has 32 divisors (see below), whose sum is σ = 270825984. Its totient is φ = 33721200.

The previous prime is 118255231. The next prime is 118255253. The reversal of 118255242 is 242552811.

It is an interprime number because it is at equal distance from previous prime (118255231) and next prime (118255253).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21517 + ... + 26447.

It is an arithmetic number, because the mean of its divisors is an integer number (8463312).

Almost surely, 2^118255242 is an apocalyptic number.

118255242 is an abundant number, since it is smaller than the sum of its proper divisors (152570742).

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

118255242 is a wasteful number, since it uses less digits than its factorization.

118255242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5514.

The product of its digits is 6400, while the sum is 30.

The square root of 118255242 is about 10874.5226102114. The cubic root of 118255242 is about 490.8402105440.

The spelling of 118255242 in words is "one hundred eighteen million, two hundred fifty-five thousand, two hundred forty-two".