116640234 has 24 divisors (see below), whose sum is σ = 253833060. Its totient is φ = 38708928.

The previous prime is 116640217. The next prime is 116640287. The reversal of 116640234 is 432046611.

116640234 is a `hidden beast` number, since 1 + 16 + 640 + 2 + 3 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 116575209 + 65025 = 10797^2 + 255^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 116640198 and 116640207.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 10027 + ... + 18270.

Almost surely, 2^116640234 is an apocalyptic number.

116640234 is an abundant number, since it is smaller than the sum of its proper divisors (137192826).

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

116640234 is a wasteful number, since it uses less digits than its factorization.

116640234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28534 (or 28531 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 116640234 is about 10800.0108333279. The cubic root of 116640234 is about 488.5954977223.

Adding to 116640234 its reverse (432046611), we get a palindrome (548686845).

The spelling of 116640234 in words is "one hundred sixteen million, six hundred forty thousand, two hundred thirty-four".