116782840 has 48 divisors (see below), whose sum is σ = 269184600. Its totient is φ = 45597888.

The previous prime is 116782819. The next prime is 116782847. The reversal of 116782840 is 48287611.

It is a self number, because there is not a number n which added to its sum of digits gives 116782840.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116782847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73171 + ... + 74749.

Almost surely, 2^116782840 is an apocalyptic number.

116782840 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 116782840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134592300).

116782840 is an abundant number, since it is smaller than the sum of its proper divisors (152401760).

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

116782840 is a wasteful number, since it uses less digits than its factorization.

116782840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676 (or 1629 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 116782840 is about 10806.6109396054. The cubic root of 116782840 is about 488.7945378835.

The spelling of 116782840 in words is "one hundred sixteen million, seven hundred eighty-two thousand, eight hundred forty".