913503312 has 160 divisors (see below), whose sum is σ = 2697744000. Its totient is φ = 295861248.

The previous prime is 913503289. The next prime is 913503317. The reversal of 913503312 is 213305319.

It is a happy number.

913503312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913503317) 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, 2617314 + ... + 2617662.

It is an arithmetic number, because the mean of its divisors is an integer number (16860900).

Almost surely, 2^913503312 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 913503312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1348872000).

913503312 is an abundant number, since it is smaller than the sum of its proper divisors (1784240688).

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

913503312 is a wasteful number, since it uses less digits than its factorization.

913503312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522 (or 510 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 913503312 is about 30224.2173099652. The cubic root of 913503312 is about 970.2940660831.

The spelling of 913503312 in words is "nine hundred thirteen million, five hundred three thousand, three hundred twelve".