709339 has 4 divisors (see below), whose sum is σ = 713440. Its totient is φ = 705240.

The previous prime is 709337. The next prime is 709349. The reversal of 709339 is 933907.

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

It is a cyclic number.

It is not a de Polignac number, because 709339 - 2¹ = 709337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 709339.

It is not an unprimeable number, because it can be changed into a prime (709337) 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, 1779 + ... + 2140.

It is an arithmetic number, because the mean of its divisors is an integer number (178360).

2⁷⁰⁹³³⁹ is an apocalyptic number.

709339 is a deficient number, since it is larger than the sum of its proper divisors (4101).

709339 is a wasteful number, since it uses less digits than its factorization.

709339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4100.

The product of its (nonzero) digits is 5103, while the sum is 31.

The square root of 709339 is about 842.2226546466. Note that the first 3 decimals coincide. The cubic root of 709339 is about 89.1835206541.

It can be divided in two parts, 70 and 9339, that added together give a square (9409 = 97²).

The spelling of 709339 in words is "seven hundred nine thousand, three hundred thirty-nine".