118436 has 12 divisors (see below), whose sum is σ = 214620. Its totient is φ = 57120.

The previous prime is 118429. The next prime is 118453. The reversal of 118436 is 634811.

It can be written as a sum of positive squares in 2 ways, for example, as 65536 + 52900 = 256^2 + 230^2 .

It is an unprimeable number.

118436 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 395 + ... + 626.

It is an arithmetic number, because the mean of its divisors is an integer number (17885).

2¹¹⁸⁴³⁶ is an apocalyptic number.

It is an amenable number.

118436 is a deficient number, since it is larger than the sum of its proper divisors (96184).

118436 is a wasteful number, since it uses less digits than its factorization.

118436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054 (or 1052 counting only the distinct ones).

The product of its digits is 576, while the sum is 23.

The square root of 118436 is about 344.1453181434. The cubic root of 118436 is about 49.1090173043.

It can be divided in two parts, 1184 and 36, that multiplied together give a palindrome (42624).

The spelling of 118436 in words is "one hundred eighteen thousand, four hundred thirty-six".