115516324 has 72 divisors (see below), whose sum is σ = 259126560. Its totient is φ = 44553600.

The previous prime is 115516321. The next prime is 115516337. The reversal of 115516324 is 423615511.

It is a super-2 number, since 2×115516324² = 26688042220945952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 115516292 and 115516301.

It is not an unprimeable number, because it can be changed into a prime (115516321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 282232 + ... + 282640.

It is an arithmetic number, because the mean of its divisors is an integer number (3598980).

Almost surely, 2^115516324 is an apocalyptic number.

115516324 is a gapful number since it is divisible by the number (14) 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 115516324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129563280).

115516324 is an abundant number, since it is smaller than the sum of its proper divisors (143610236).

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

115516324 is a wasteful number, since it uses less digits than its factorization.

115516324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569 (or 560 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 115516324 is about 10747.8520644825. The cubic root of 115516324 is about 487.0211106129.

The spelling of 115516324 in words is "one hundred fifteen million, five hundred sixteen thousand, three hundred twenty-four".