116235840 has 224 divisors, whose sum is σ = 431596800. Its totient is φ = 26492928.

The previous prime is 116235839. The next prime is 116235871. The reversal of 116235840 is 48532611.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 116235798 and 116235807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 329104 + ... + 329456.

Almost surely, 2^116235840 is an apocalyptic number.

116235840 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 116235840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215798400).

116235840 is an abundant number, since it is smaller than the sum of its proper divisors (315360960).

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

116235840 is an equidigital number, since it uses as much as digits as its factorization.

116235840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 116235840 is about 10781.2726521501. The cubic root of 116235840 is about 488.0301871499.

The spelling of 116235840 in words is "one hundred sixteen million, two hundred thirty-five thousand, eight hundred forty".