713044393 has 4 divisors (see below), whose sum is σ = 713488068. Its totient is φ = 712600720.

The previous prime is 713044337. The next prime is 713044403. The reversal of 713044393 is 393440317.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 393440317 = 5879 ⋅66923.

It can be written as a sum of positive squares in 2 ways, for example, as 168662169 + 544382224 = 12987^2 + 23332^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-713044393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (713044313) 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 3 ways as a sum of consecutive naturals, for example, 219418 + ... + 222643.

It is an arithmetic number, because the mean of its divisors is an integer number (178372017).

Almost surely, 2^713044393 is an apocalyptic number.

It is an amenable number.

713044393 is a deficient number, since it is larger than the sum of its proper divisors (443675).

713044393 is a wasteful number, since it uses less digits than its factorization.

713044393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443674.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 713044393 is about 26702.8910981564. The cubic root of 713044393 is about 893.3854114803.

The spelling of 713044393 in words is "seven hundred thirteen million, forty-four thousand, three hundred ninety-three".