715777312 has 48 divisors (see below), whose sum is σ = 1445986080. Its totient is φ = 348590592.

The previous prime is 715777289. The next prime is 715777313. The reversal of 715777312 is 213777517.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (715777313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 884364 + ... + 885172.

It is an arithmetic number, because the mean of its divisors is an integer number (30124710).

Almost surely, 2^715777312 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 715777312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (722993040).

715777312 is an abundant number, since it is smaller than the sum of its proper divisors (730208768).

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

715777312 is a wasteful number, since it uses less digits than its factorization.

715777312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505 (or 1497 counting only the distinct ones).

The product of its digits is 72030, while the sum is 40.

The square root of 715777312 is about 26754.0148762760. The cubic root of 715777312 is about 894.5253298982.

The spelling of 715777312 in words is "seven hundred fifteen million, seven hundred seventy-seven thousand, three hundred twelve".