118566242 has 32 divisors (see below), whose sum is σ = 191227392. Its totient is φ = 55004224.

The previous prime is 118566221. The next prime is 118566263. The reversal of 118566242 is 242665811.

It is an interprime number because it is at equal distance from previous prime (118566221) and next prime (118566263).

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, 373868 + ... + 374184.

It is an arithmetic number, because the mean of its divisors is an integer number (5975856).

Almost surely, 2^118566242 is an apocalyptic number.

118566242 is a deficient number, since it is larger than the sum of its proper divisors (72661150).

118566242 is a wasteful number, since it uses less digits than its factorization.

118566242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562.

The product of its digits is 23040, while the sum is 35.

The square root of 118566242 is about 10888.8126992799. The cubic root of 118566242 is about 491.2701215247.

The spelling of 118566242 in words is "one hundred eighteen million, five hundred sixty-six thousand, two hundred forty-two".