709742323 has 12 divisors (see below), whose sum is σ = 724745280. Its totient is φ = 695032272.

The previous prime is 709742311. The next prime is 709742377. The reversal of 709742323 is 323247907.

It is not a de Polignac number, because 709742323 - 2⁵ = 709742291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (709742393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1000693 + ... + 1001401.

It is an arithmetic number, because the mean of its divisors is an integer number (60395440).

Almost surely, 2^709742323 is an apocalyptic number.

709742323 is a deficient number, since it is larger than the sum of its proper divisors (15002957).

709742323 is an equidigital number, since it uses as much as digits as its factorization.

709742323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 709742323 is about 26640.9895274181. The cubic root of 709742323 is about 892.0042040161.

The spelling of 709742323 in words is "seven hundred nine million, seven hundred forty-two thousand, three hundred twenty-three".