116856730 has 16 divisors (see below), whose sum is σ = 216027720. Its totient is φ = 45479232.

The previous prime is 116856709. The next prime is 116856731. The reversal of 116856730 is 37658611.

It can be written as a sum of positive squares in 4 ways, for example, as 83667609 + 33189121 = 9147^2 + 5761^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a self number, because there is not a number n which added to its sum of digits gives 116856730.

It is not an unprimeable number, because it can be changed into a prime (116856731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157545 + ... + 158284.

Almost surely, 2^116856730 is an apocalyptic number.

116856730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116856730 is a deficient number, since it is larger than the sum of its proper divisors (99170990).

116856730 is a wasteful number, since it uses less digits than its factorization.

116856730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315873.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 116856730 is about 10810.0291396462. The cubic root of 116856730 is about 488.8976050061.

The spelling of 116856730 in words is "one hundred sixteen million, eight hundred fifty-six thousand, seven hundred thirty".