115533320 has 32 divisors (see below), whose sum is σ = 297086400. Its totient is φ = 39611328.

The previous prime is 115533307. The next prime is 115533337. The reversal of 115533320 is 23335511.

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, 206030 + ... + 206589.

It is an arithmetic number, because the mean of its divisors is an integer number (9283950).

Almost surely, 2^115533320 is an apocalyptic number.

115533320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115533320 is an abundant number, since it is smaller than the sum of its proper divisors (181553080).

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

115533320 is a wasteful number, since it uses less digits than its factorization.

115533320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412637 (or 412633 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 115533320 is about 10748.6427050116. The cubic root of 115533320 is about 487.0449946973.

Adding to 115533320 its reverse (23335511), we get a palindrome (138868831).

The spelling of 115533320 in words is "one hundred fifteen million, five hundred thirty-three thousand, three hundred twenty".