118499800 has 48 divisors (see below), whose sum is σ = 285026400. Its totient is φ = 45763200.

The previous prime is 118499791. The next prime is 118499803. The reversal of 118499800 is 8994811.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118499803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4416 + ... + 16015.

It is an arithmetic number, because the mean of its divisors is an integer number (5938050).

Almost surely, 2^118499800 is an apocalyptic number.

118499800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118499800 is an abundant number, since it is smaller than the sum of its proper divisors (166526600).

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

118499800 is a wasteful number, since it uses less digits than its factorization.

118499800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20476 (or 20467 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 40.

The square root of 118499800 is about 10885.7613422305. The cubic root of 118499800 is about 491.1783386027.

The spelling of 118499800 in words is "one hundred eighteen million, four hundred ninety-nine thousand, eight hundred".