712786673 has 8 divisors (see below), whose sum is σ = 725381448. Its totient is φ = 700268544.

The previous prime is 712786663. The next prime is 712786703. The reversal of 712786673 is 376687217.

712786673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 125596849 + 587189824 = 11207^2 + 24232^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 712786673 - 2⁶ = 712786609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (712786663) 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, 236 + ... + 37757.

It is an arithmetic number, because the mean of its divisors is an integer number (90672681).

Almost surely, 2^712786673 is an apocalyptic number.

712786673 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

712786673 is a deficient number, since it is larger than the sum of its proper divisors (12594775).

712786673 is a wasteful number, since it uses less digits than its factorization.

712786673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38323.

The product of its digits is 592704, while the sum is 47.

The square root of 712786673 is about 26698.0649673342. The cubic root of 712786673 is about 893.2777645907.

The spelling of 712786673 in words is "seven hundred twelve million, seven hundred eighty-six thousand, six hundred seventy-three".