115536240 has 160 divisors (see below), whose sum is σ = 403099200. Its totient is φ = 30412800.

The previous prime is 115536221. The next prime is 115536251. The reversal of 115536240 is 42635511.

115536240 is a `hidden beast` number, since 11 + 553 + 62 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191940 + ... + 192540.

It is an arithmetic number, because the mean of its divisors is an integer number (2519370).

Almost surely, 2^115536240 is an apocalyptic number.

115536240 is a gapful number since it is divisible by the number (10) 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 115536240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201549600).

115536240 is an abundant number, since it is smaller than the sum of its proper divisors (287562960).

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

115536240 is a wasteful number, since it uses less digits than its factorization.

115536240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712 (or 700 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 115536240 is about 10748.7785352569. The cubic root of 115536240 is about 487.0490978697.

The spelling of 115536240 in words is "one hundred fifteen million, five hundred thirty-six thousand, two hundred forty".