756673 has 2 divisors, whose sum is σ = 756674. Its totient is φ = 756672.

The previous prime is 756667. The next prime is 756683. The reversal of 756673 is 376657.

756673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 753424 + 3249 = 868^2 + 57^2 .

It is an emirp because it is prime and its reverse (376657) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 756673 - 2⁵ = 756641 is a prime.

It is not a weakly prime, because it can be changed into another prime (756683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 378336 + 378337.

It is an arithmetic number, because the mean of its divisors is an integer number (378337).

2⁷⁵⁶⁶⁷³ is an apocalyptic number.

It is an amenable number.

756673 is a deficient number, since it is larger than the sum of its proper divisors (1).

756673 is an equidigital number, since it uses as much as digits as its factorization.

756673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 34.

The square root of 756673 is about 869.8695304470. The cubic root of 756673 is about 91.1246932073.

The spelling of 756673 in words is "seven hundred fifty-six thousand, six hundred seventy-three".