118204636 has 24 divisors (see below), whose sum is σ = 235476864. Its totient is φ = 51392880.

The previous prime is 118204633. The next prime is 118204649. The reversal of 118204636 is 636402811.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 118204598 and 118204607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118204631) 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, 57390 + ... + 59413.

It is an arithmetic number, because the mean of its divisors is an integer number (9811536).

Almost surely, 2^118204636 is an apocalyptic number.

It is an amenable number.

118204636 is a deficient number, since it is larger than the sum of its proper divisors (117272228).

118204636 is a wasteful number, since it uses less digits than its factorization.

118204636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116841 (or 116839 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 118204636 is about 10872.1955464386. The cubic root of 118204636 is about 490.7701840392.

The spelling of 118204636 in words is "one hundred eighteen million, two hundred four thousand, six hundred thirty-six".