709566042 has 16 divisors (see below), whose sum is σ = 1421439552. Its totient is φ = 236137440.

The previous prime is 709566041. The next prime is 709566061. The reversal of 709566042 is 240665907.

709566042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (709566041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92134 + ... + 99537.

It is an arithmetic number, because the mean of its divisors is an integer number (88839972).

Almost surely, 2^709566042 is an apocalyptic number.

709566042 is an abundant number, since it is smaller than the sum of its proper divisors (711873510).

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

709566042 is a wasteful number, since it uses less digits than its factorization.

709566042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192293.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 709566042 is about 26637.6808675230. The cubic root of 709566042 is about 891.9303479098.

It can be divided in two parts, 7095 and 66042, that added together give a palindrome (73137).

The spelling of 709566042 in words is "seven hundred nine million, five hundred sixty-six thousand, forty-two".