115172016 has 40 divisors (see below), whose sum is σ = 300270960. Its totient is φ = 38036736.

The previous prime is 115171999. The next prime is 115172041. The reversal of 115172016 is 610271511.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 5775 + ... + 16238.

It is an arithmetic number, because the mean of its divisors is an integer number (7506774).

Almost surely, 2^115172016 is an apocalyptic number.

115172016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

115172016 is an abundant number, since it is smaller than the sum of its proper divisors (185098944).

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

115172016 is a wasteful number, since it uses less digits than its factorization.

115172016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22133 (or 22127 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 24.

The square root of 115172016 is about 10731.8225851903. The cubic root of 115172016 is about 486.5367573023.

The spelling of 115172016 in words is "one hundred fifteen million, one hundred seventy-two thousand, sixteen".