116259858 has 144 divisors (see below), whose sum is σ = 312294528. Its totient is φ = 30801600.

The previous prime is 116259853. The next prime is 116259859. The reversal of 116259858 is 858952611.

It is a happy number.

116259858 is a `hidden beast` number, since 1 + 1 + 6 + 2 + 598 + 58 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116259853) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2473591 + ... + 2473637.

It is an arithmetic number, because the mean of its divisors is an integer number (2168712).

Almost surely, 2^116259858 is an apocalyptic number.

116259858 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 116259858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156147264).

116259858 is an abundant number, since it is smaller than the sum of its proper divisors (196034670).

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

116259858 is a wasteful number, since it uses less digits than its factorization.

116259858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 107 counting only the distinct ones).

The product of its digits is 172800, while the sum is 45.

The square root of 116259858 is about 10782.3864705361. The cubic root of 116259858 is about 488.0637989911.

The spelling of 116259858 in words is "one hundred sixteen million, two hundred fifty-nine thousand, eight hundred fifty-eight".