709240343 has 8 divisors (see below), whose sum is σ = 811102080. Its totient is φ = 607514040.

The previous prime is 709240331. The next prime is 709240349. The reversal of 709240343 is 343042907.

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

It is not a de Polignac number, because 709240343 - 2¹⁰ = 709239319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (709240349) 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, 22373 + ... + 43806.

It is an arithmetic number, because the mean of its divisors is an integer number (101387760).

Almost surely, 2^709240343 is an apocalyptic number.

709240343 is a deficient number, since it is larger than the sum of its proper divisors (101861737).

709240343 is a wasteful number, since it uses less digits than its factorization.

709240343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67717.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 709240343 is about 26631.5666643928. The cubic root of 709240343 is about 891.7938582508.

The spelling of 709240343 in words is "seven hundred nine million, two hundred forty thousand, three hundred forty-three".