117528736 has 48 divisors (see below), whose sum is σ = 250967808. Its totient is φ = 53856000.

The previous prime is 117528713. The next prime is 117528739. The reversal of 117528736 is 637825711.

It is not an unprimeable number, because it can be changed into a prime (117528739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61881 + ... + 63751.

It is an arithmetic number, because the mean of its divisors is an integer number (5228496).

Almost surely, 2^117528736 is an apocalyptic number.

117528736 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 117528736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125483904).

117528736 is an abundant number, since it is smaller than the sum of its proper divisors (133439072).

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

117528736 is a wasteful number, since it uses less digits than its factorization.

117528736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045 (or 2037 counting only the distinct ones).

The product of its digits is 70560, while the sum is 40.

The square root of 117528736 is about 10841.0671061478. The cubic root of 117528736 is about 489.8329793109.

The spelling of 117528736 in words is "one hundred seventeen million, five hundred twenty-eight thousand, seven hundred thirty-six".