709323985 has 8 divisors (see below), whose sum is σ = 871949736. Its totient is φ = 553618560.

The previous prime is 709323971. The next prime is 709324027. The reversal of 709323985 is 589323907.

709323985 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 83923921 + 625400064 = 9161^2 + 25008^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 709323985 - 2¹³ = 709315793 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1729854 + ... + 1730263.

It is an arithmetic number, because the mean of its divisors is an integer number (108993717).

Almost surely, 2^709323985 is an apocalyptic number.

It is an amenable number.

709323985 is a deficient number, since it is larger than the sum of its proper divisors (162625751).

709323985 is a wasteful number, since it uses less digits than its factorization.

709323985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3460163.

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 709323985 is about 26633.1369725761. The cubic root of 709323985 is about 891.8289138285.

The spelling of 709323985 in words is "seven hundred nine million, three hundred twenty-three thousand, nine hundred eighty-five".