116691594 has 16 divisors (see below), whose sum is σ = 238811232. Its totient is φ = 37992528.

The previous prime is 116691593. The next prime is 116691623. The reversal of 116691594 is 495196611.

It is a super-2 number, since 2×116691594² = 27233856220521672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116691593) 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 7 ways as a sum of consecutive naturals, for example, 225889 + ... + 226404.

It is an arithmetic number, because the mean of its divisors is an integer number (14925702).

Almost surely, 2^116691594 is an apocalyptic number.

116691594 is an abundant number, since it is smaller than the sum of its proper divisors (122119638).

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

116691594 is a wasteful number, since it uses less digits than its factorization.

116691594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452341.

The product of its digits is 58320, while the sum is 42.

The square root of 116691594 is about 10802.3883470277. The cubic root of 116691594 is about 488.6672013463.

The spelling of 116691594 in words is "one hundred sixteen million, six hundred ninety-one thousand, five hundred ninety-four".