116815740 has 48 divisors (see below), whose sum is σ = 327589920. Its totient is φ = 31102720.

The previous prime is 116815729. The next prime is 116815747. The reversal of 116815740 is 47518611.

It is a happy number.

It is a super-2 number, since 2×116815740² = 27291834223495200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116815747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55426 + ... + 57494.

It is an arithmetic number, because the mean of its divisors is an integer number (6824790).

Almost surely, 2^116815740 is an apocalyptic number.

116815740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116815740 is an abundant number, since it is smaller than the sum of its proper divisors (210774180).

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

116815740 is a wasteful number, since it uses less digits than its factorization.

116815740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3022 (or 3020 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 33.

The square root of 116815740 is about 10808.1330487740. The cubic root of 116815740 is about 488.8404345535.

The spelling of 116815740 in words is "one hundred sixteen million, eight hundred fifteen thousand, seven hundred forty".