709464609 has 16 divisors (see below), whose sum is σ = 1201210240. Its totient is φ = 405408240.

The previous prime is 709464599. The next prime is 709464629. The reversal of 709464609 is 906464907.

It is not a de Polignac number, because 709464609 - 2¹⁹ = 708940321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (709464629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1876702 + ... + 1877079.

It is an arithmetic number, because the mean of its divisors is an integer number (75075640).

Almost surely, 2^709464609 is an apocalyptic number.

It is an amenable number.

709464609 is a deficient number, since it is larger than the sum of its proper divisors (491745631).

709464609 is a wasteful number, since it uses less digits than its factorization.

709464609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3753797 (or 3753791 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 709464609 is about 26635.7768612068. The cubic root of 709464609 is about 891.8878451795.

The spelling of 709464609 in words is "seven hundred nine million, four hundred sixty-four thousand, six hundred nine".