118186992 has 480 divisors, whose sum is σ = 474969600. Its totient is φ = 27371520.

The previous prime is 118186961. The next prime is 118186997. The reversal of 118186992 is 299681811.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118186997) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6220359 + ... + 6220377.

It is an arithmetic number, because the mean of its divisors is an integer number (989520).

Almost surely, 2^118186992 is an apocalyptic number.

118186992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118186992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237484800).

118186992 is an abundant number, since it is smaller than the sum of its proper divisors (356782608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118186992 is a wasteful number, since it uses less digits than its factorization.

118186992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 59 counting only the distinct ones).

The product of its digits is 62208, while the sum is 45.

The square root of 118186992 is about 10871.3840885142. The cubic root of 118186992 is about 490.7457642976.

The spelling of 118186992 in words is "one hundred eighteen million, one hundred eighty-six thousand, nine hundred ninety-two".