709245142 has 8 divisors (see below), whose sum is σ = 1089815832. Its totient is φ = 345973200.

The previous prime is 709245107. The next prime is 709245157. The reversal of 709245142 is 241542907.

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

It is a junction number, because it is equal to n+sod(n) for n = 709245098 and 709245107.

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, 4324584 + ... + 4324747.

It is an arithmetic number, because the mean of its divisors is an integer number (136226979).

Almost surely, 2^709245142 is an apocalyptic number.

709245142 is a deficient number, since it is larger than the sum of its proper divisors (380570690).

709245142 is a wasteful number, since it uses less digits than its factorization.

709245142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8649374.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 709245142 is about 26631.6567640844. The cubic root of 709245142 is about 891.7958696559.

The spelling of 709245142 in words is "seven hundred nine million, two hundred forty-five thousand, one hundred forty-two".