116216730 has 216 divisors, whose sum is σ = 376051572. Its totient is φ = 24820992.

The previous prime is 116216719. The next prime is 116216731. The reversal of 116216730 is 37612611.

116216730 is a `hidden beast` number, since 1 + 1 + 621 + 6 + 7 + 30 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 116057529 + 159201 = 10773^2 + 399^2 .

It is a junction number, because it is equal to n+sod(n) for n = 116216694 and 116216703.

It is not an unprimeable number, because it can be changed into a prime (116216731) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 1591974 + ... + 1592046.

Almost surely, 2^116216730 is an apocalyptic number.

116216730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 116216730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188025786).

116216730 is an abundant number, since it is smaller than the sum of its proper divisors (259834842).

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

116216730 is a wasteful number, since it uses less digits than its factorization.

116216730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 116216730 is about 10780.3863567128. The cubic root of 116216730 is about 488.0034404711.

The spelling of 116216730 in words is "one hundred sixteen million, two hundred sixteen thousand, seven hundred thirty".