709239542 has 8 divisors (see below), whose sum is σ = 1160573832. Its totient is φ = 322381600.

The previous prime is 709239539. The next prime is 709239571. The reversal of 709239542 is 245932907.

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

It is a self number, because there is not a number n which added to its sum of digits gives 709239542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16119059 + ... + 16119102.

It is an arithmetic number, because the mean of its divisors is an integer number (145071729).

Almost surely, 2^709239542 is an apocalyptic number.

709239542 is a deficient number, since it is larger than the sum of its proper divisors (451334290).

709239542 is a wasteful number, since it uses less digits than its factorization.

709239542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32238174.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 709239542 is about 26631.5516258441. The cubic root of 709239542 is about 891.7935225267.

The spelling of 709239542 in words is "seven hundred nine million, two hundred thirty-nine thousand, five hundred forty-two".