116691340 has 48 divisors (see below), whose sum is σ = 255334464. Its totient is φ = 44755200.

The previous prime is 116691329. The next prime is 116691343. The reversal of 116691340 is 43196611.

It is not an unprimeable number, because it can be changed into a prime (116691343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51430 + ... + 53650.

It is an arithmetic number, because the mean of its divisors is an integer number (5319468).

Almost surely, 2^116691340 is an apocalyptic number.

116691340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116691340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127667232).

116691340 is an abundant number, since it is smaller than the sum of its proper divisors (138643124).

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

116691340 is a wasteful number, since it uses less digits than its factorization.

116691340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2338 (or 2336 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 116691340 is about 10802.3765903620. The cubic root of 116691340 is about 488.6668467890. Note that the first 3 decimals are identical.

The spelling of 116691340 in words is "one hundred sixteen million, six hundred ninety-one thousand, three hundred forty".