785449713 has 16 divisors (see below), whose sum is σ = 1066291200. Its totient is φ = 514142160.

The previous prime is 785449711. The next prime is 785449733. The reversal of 785449713 is 317944587.

It is a happy number.

It is not a de Polignac number, because 785449713 - 2¹ = 785449711 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (785449711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181768 + ... + 186038.

It is an arithmetic number, because the mean of its divisors is an integer number (66643200).

Almost surely, 2^785449713 is an apocalyptic number.

It is an amenable number.

785449713 is a deficient number, since it is larger than the sum of its proper divisors (280841487).

785449713 is a wasteful number, since it uses less digits than its factorization.

785449713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5372.

The product of its digits is 846720, while the sum is 48.

The square root of 785449713 is about 28025.8757757898. The cubic root of 785449713 is about 922.6552595958.

The spelling of 785449713 in words is "seven hundred eighty-five million, four hundred forty-nine thousand, seven hundred thirteen".