118186844 has 12 divisors (see below), whose sum is σ = 209445600. Its totient is φ = 58345248.

The previous prime is 118186823. The next prime is 118186879. The reversal of 118186844 is 448681811.

It is a happy number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186689 + ... + 187320.

It is an arithmetic number, because the mean of its divisors is an integer number (17453800).

Almost surely, 2^118186844 is an apocalyptic number.

It is an amenable number.

118186844 is a deficient number, since it is larger than the sum of its proper divisors (91258756).

118186844 is a wasteful number, since it uses less digits than its factorization.

118186844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374092 (or 374090 counting only the distinct ones).

The product of its digits is 49152, while the sum is 41.

The square root of 118186844 is about 10871.3772816511. The cubic root of 118186844 is about 490.7455594516.

The spelling of 118186844 in words is "one hundred eighteen million, one hundred eighty-six thousand, eight hundred forty-four".