116415240 has 64 divisors (see below), whose sum is σ = 356693760. Its totient is φ = 30382080.

The previous prime is 116415239. The next prime is 116415281. The reversal of 116415240 is 42514611.

It is a happy number.

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

It is a zygodrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 116415240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4681 + ... + 15960.

It is an arithmetic number, because the mean of its divisors is an integer number (5573340).

Almost surely, 2^116415240 is an apocalyptic number.

116415240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116415240 is an abundant number, since it is smaller than the sum of its proper divisors (240278520).

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

116415240 is a wasteful number, since it uses less digits than its factorization.

116415240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20702 (or 20698 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 116415240 is about 10789.5894268503. The cubic root of 116415240 is about 488.2811355976.

Adding to 116415240 its reverse (42514611), we get a palindrome (158929851).

The spelling of 116415240 in words is "one hundred sixteen million, four hundred fifteen thousand, two hundred forty".