116979984 has 160 divisors (see below), whose sum is σ = 371404800. Its totient is φ = 34957440.

The previous prime is 116979983. The next prime is 116979991. The reversal of 116979984 is 489979611.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 116979984.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116979983) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 489337 + ... + 489575.

It is an arithmetic number, because the mean of its divisors is an integer number (2321280).

Almost surely, 2^116979984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116979984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185702400).

116979984 is an abundant number, since it is smaller than the sum of its proper divisors (254424816).

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

116979984 is a wasteful number, since it uses less digits than its factorization.

116979984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 358 counting only the distinct ones).

The product of its digits is 979776, while the sum is 54.

The square root of 116979984 is about 10815.7285468895. The cubic root of 116979984 is about 489.0694319718.

It can be divided in two parts, 116 and 979984, that added together give a square (980100 = 990²).

The spelling of 116979984 in words is "one hundred sixteen million, nine hundred seventy-nine thousand, nine hundred eighty-four".