709555242 has 16 divisors (see below), whose sum is σ = 1548120672. Its totient is φ = 215016720.

The previous prime is 709555219. The next prime is 709555271. The reversal of 709555242 is 242555907.

It is a self number, because there is not a number n which added to its sum of digits gives 709555242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5375353 + ... + 5375484.

It is an arithmetic number, because the mean of its divisors is an integer number (96757542).

Almost surely, 2^709555242 is an apocalyptic number.

709555242 is an abundant number, since it is smaller than the sum of its proper divisors (838565430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

709555242 is a wasteful number, since it uses less digits than its factorization.

709555242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10750853.

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 709555242 is about 26637.4781464012. The cubic root of 709555242 is about 891.9258226573.

The spelling of 709555242 in words is "seven hundred nine million, five hundred fifty-five thousand, two hundred forty-two".