116565072 has 80 divisors (see below), whose sum is σ = 325812480. Its totient is φ = 35698176.

The previous prime is 116565047. The next prime is 116565089. The reversal of 116565072 is 270565611.

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, 228754 + ... + 229262.

It is an arithmetic number, because the mean of its divisors is an integer number (4072656).

Almost surely, 2^116565072 is an apocalyptic number.

116565072 is a gapful number since it is divisible by the number (12) 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 116565072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162906240).

116565072 is an abundant number, since it is smaller than the sum of its proper divisors (209247408).

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

116565072 is a wasteful number, since it uses less digits than its factorization.

116565072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 116565072 is about 10796.5305538400. The cubic root of 116565072 is about 488.4905262085.

The spelling of 116565072 in words is "one hundred sixteen million, five hundred sixty-five thousand, seventy-two".