715213305 has 24 divisors (see below), whose sum is σ = 1245041928. Its totient is φ = 379804416.

The previous prime is 715213277. The next prime is 715213319. The reversal of 715213305 is 503312517.

715213305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5363856 + 709849449 = 2316^2 + 26643^2 .

It is not a de Polignac number, because 715213305 - 2¹⁴ = 715196921 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23622 + ... + 44591.

It is an arithmetic number, because the mean of its divisors is an integer number (51876747).

Almost surely, 2^715213305 is an apocalyptic number.

It is an amenable number.

715213305 is a deficient number, since it is larger than the sum of its proper divisors (529828623).

715213305 is a wasteful number, since it uses less digits than its factorization.

715213305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68457 (or 68454 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 715213305 is about 26743.4721941636. The cubic root of 715213305 is about 894.2903168052.

The spelling of 715213305 in words is "seven hundred fifteen million, two hundred thirteen thousand, three hundred five".