118099620 has 60 divisors (see below), whose sum is σ = 370487964. Its totient is φ = 31492800.

The previous prime is 118099613. The next prime is 118099637. The reversal of 118099620 is 26990811.

It can be written as a sum of positive squares in 2 ways, for example, as 94128804 + 23970816 = 9702^2 + 4896^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 34831 + ... + 38070.

Almost surely, 2^118099620 is an apocalyptic number.

118099620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118099620 is an abundant number, since it is smaller than the sum of its proper divisors (252388344).

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

118099620 is a wasteful number, since it uses less digits than its factorization.

118099620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72922 (or 72911 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The square root of 118099620 is about 10867.3649059926. The cubic root of 118099620 is about 490.6248034132.

The spelling of 118099620 in words is "one hundred eighteen million, ninety-nine thousand, six hundred twenty".