118242938 has 16 divisors (see below), whose sum is σ = 194349024. Its totient is φ = 53507760.

The previous prime is 118242937. The next prime is 118243001. The reversal of 118242938 is 839242811.

It is not an unprimeable number, because it can be changed into a prime (118242937) 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, 6845 + ... + 16832.

It is an arithmetic number, because the mean of its divisors is an integer number (12146814).

Almost surely, 2^118242938 is an apocalyptic number.

118242938 is a deficient number, since it is larger than the sum of its proper divisors (76106086).

118242938 is a wasteful number, since it uses less digits than its factorization.

118242938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23917.

The product of its digits is 27648, while the sum is 38.

The square root of 118242938 is about 10873.9568695117. The cubic root of 118242938 is about 490.8231866125.

The spelling of 118242938 in words is "one hundred eighteen million, two hundred forty-two thousand, nine hundred thirty-eight".