115327820 has 24 divisors (see below), whose sum is σ = 246161328. Its totient is φ = 45374400.

The previous prime is 115327799. The next prime is 115327897. The reversal of 115327820 is 28723511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46046 + ... + 48485.

It is an arithmetic number, because the mean of its divisors is an integer number (10256722).

Almost surely, 2^115327820 is an apocalyptic number.

115327820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115327820 is an abundant number, since it is smaller than the sum of its proper divisors (130833508).

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

115327820 is a wasteful number, since it uses less digits than its factorization.

115327820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94601 (or 94599 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 115327820 is about 10739.0791039083. The cubic root of 115327820 is about 486.7560530961.

The spelling of 115327820 in words is "one hundred fifteen million, three hundred twenty-seven thousand, eight hundred twenty".