118742 has 8 divisors (see below), whose sum is σ = 191856. Its totient is φ = 54792.

The previous prime is 118739. The next prime is 118747. The reversal of 118742 is 247811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 118742.

It is not an unprimeable number, because it can be changed into a prime (118747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2258 + ... + 2309.

It is an arithmetic number, because the mean of its divisors is an integer number (23982).

2¹¹⁸⁷⁴² is an apocalyptic number.

118742 is a deficient number, since it is larger than the sum of its proper divisors (73114).

118742 is a wasteful number, since it uses less digits than its factorization.

118742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4582.

The product of its digits is 448, while the sum is 23.

The square root of 118742 is about 344.5896109868. The cubic root of 118742 is about 49.1512748271.

The spelling of 118742 in words is "one hundred eighteen thousand, seven hundred forty-two".