118492242 has 16 divisors (see below), whose sum is σ = 258528672. Its totient is φ = 35906720.

The previous prime is 118492223. The next prime is 118492243. The reversal of 118492242 is 242294811.

It is a super-2 number, since 2×118492242² = 28080822828373128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (118492243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 897603 + ... + 897734.

It is an arithmetic number, because the mean of its divisors is an integer number (16158042).

Almost surely, 2^118492242 is an apocalyptic number.

118492242 is an abundant number, since it is smaller than the sum of its proper divisors (140036430).

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

118492242 is a wasteful number, since it uses less digits than its factorization.

118492242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1795353.

The product of its digits is 9216, while the sum is 33.

The square root of 118492242 is about 10885.4141859646. The cubic root of 118492242 is about 491.1678958149.

The spelling of 118492242 in words is "one hundred eighteen million, four hundred ninety-two thousand, two hundred forty-two".