715729369 has 4 divisors (see below), whose sum is σ = 735073444. Its totient is φ = 696385296.

The previous prime is 715729363. The next prime is 715729379. The reversal of 715729369 is 963927517.

715729369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 567011344 + 148718025 = 23812^2 + 12195^2 .

It is a cyclic number.

It is not a de Polignac number, because 715729369 - 2³ = 715729361 is a prime.

It is a super-2 number, since 2×715729369² = 1024537059298276322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (715729361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9671982 + ... + 9672055.

It is an arithmetic number, because the mean of its divisors is an integer number (183768361).

Almost surely, 2^715729369 is an apocalyptic number.

It is an amenable number.

715729369 is a deficient number, since it is larger than the sum of its proper divisors (19344075).

715729369 is a wasteful number, since it uses less digits than its factorization.

715729369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19344074.

The product of its digits is 714420, while the sum is 49.

The square root of 715729369 is about 26753.1188649099. The cubic root of 715729369 is about 894.5053575852.

The spelling of 715729369 in words is "seven hundred fifteen million, seven hundred twenty-nine thousand, three hundred sixty-nine".