116538336 has 72 divisors (see below), whose sum is σ = 333464040. Its totient is φ = 38605056.

The previous prime is 116538319. The next prime is 116538337. The reversal of 116538336 is 633835611.

It is a happy number.

116538336 is a `hidden beast` number, since 116 + 538 + 3 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 116538336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116538337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48655 + ... + 50993.

It is an arithmetic number, because the mean of its divisors is an integer number (4631445).

Almost surely, 2^116538336 is an apocalyptic number.

116538336 is a gapful number since it is divisible by the number (16) 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 116538336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166732020).

116538336 is an abundant number, since it is smaller than the sum of its proper divisors (216925704).

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

116538336 is a wasteful number, since it uses less digits than its factorization.

116538336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528 (or 2517 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 116538336 is about 10795.2923072977. The cubic root of 116538336 is about 488.4531757366.

The spelling of 116538336 in words is "one hundred sixteen million, five hundred thirty-eight thousand, three hundred thirty-six".