116658 has 12 divisors (see below), whose sum is σ = 252798. Its totient is φ = 38880.

The previous prime is 116657. The next prime is 116663. The reversal of 116658 is 856611.

116658 is a `hidden beast` number, since 1 + 1 + 6 + 658 = 666.

It can be written as a sum of positive squares in only one way, i.e., 71289 + 45369 = 267^2 + 213^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 116658.

It is not an unprimeable number, because it can be changed into a prime (116657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3223 + ... + 3258.

2¹¹⁶⁶⁵⁸ is an apocalyptic number.

116658 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

116658 is an abundant number, since it is smaller than the sum of its proper divisors (136140).

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

116658 is a wasteful number, since it uses less digits than its factorization.

116658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6489 (or 6486 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 116658 is about 341.5523385954. The cubic root of 116658 is about 48.8620303191.

The spelling of 116658 in words is "one hundred sixteen thousand, six hundred fifty-eight".