116439380 has 48 divisors (see below), whose sum is σ = 249845904. Its totient is φ = 45573120.

The previous prime is 116439377. The next prime is 116439397. The reversal of 116439380 is 83934611.

It can be written as a sum of positive squares in 8 ways, for example, as 1435204 + 115004176 = 1198^2 + 10724^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 116439380.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252350 + ... + 252810.

It is an arithmetic number, because the mean of its divisors is an integer number (5205123).

Almost surely, 2^116439380 is an apocalyptic number.

116439380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116439380 is an abundant number, since it is smaller than the sum of its proper divisors (133406524).

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

116439380 is a wasteful number, since it uses less digits than its factorization.

116439380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 116439380 is about 10790.7080397905. The cubic root of 116439380 is about 488.3148834471.

The spelling of 116439380 in words is "one hundred sixteen million, four hundred thirty-nine thousand, three hundred eighty".