713249993 has 6 divisors (see below), whose sum is σ = 714913614. Its totient is φ = 711590144.

The previous prime is 713249989. The next prime is 713250059. The reversal of 713249993 is 399942317.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 498539584 + 214710409 = 22328^2 + 14653^2 .

It is not a de Polignac number, because 713249993 - 2² = 713249989 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (713249923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 257705 + ... + 260457.

It is an arithmetic number, because the mean of its divisors is an integer number (119152269).

Almost surely, 2^713249993 is an apocalyptic number.

It is an amenable number.

713249993 is a deficient number, since it is larger than the sum of its proper divisors (1663621).

713249993 is an frugal number, since it uses more digits than its factorization.

713249993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771 (or 3262 counting only the distinct ones).

The product of its digits is 367416, while the sum is 47.

The square root of 713249993 is about 26706.7405910942. The cubic root of 713249993 is about 893.4712698042.

The spelling of 713249993 in words is "seven hundred thirteen million, two hundred forty-nine thousand, nine hundred ninety-three".