116240640 has 72 divisors (see below), whose sum is σ = 371255808. Its totient is φ = 30996480.

The previous prime is 116240633. The next prime is 116240647. The reversal of 116240640 is 46042611.

It is an interprime number because it is at equal distance from previous prime (116240633) and next prime (116240647).

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

It is a self number, because there is not a number n which added to its sum of digits gives 116240640.

It is not an unprimeable number, because it can be changed into a prime (116240647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11296 + ... + 18975.

Almost surely, 2^116240640 is an apocalyptic number.

116240640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116240640 is an abundant number, since it is smaller than the sum of its proper divisors (255015168).

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

116240640 is an equidigital number, since it uses as much as digits as its factorization.

116240640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30295 (or 30281 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 116240640 is about 10781.4952580799. The cubic root of 116240640 is about 488.0369048503.

The spelling of 116240640 in words is "one hundred sixteen million, two hundred forty thousand, six hundred forty".