628334713 has 2 divisors, whose sum is σ = 628334714. Its totient is φ = 628334712.

The previous prime is 628334701. The next prime is 628334743. The reversal of 628334713 is 317433826.

628334713 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., 619412544 + 8922169 = 24888^2 + 2987^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-628334713 is a prime.

It is not a weakly prime, because it can be changed into another prime (628334743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314167356 + 314167357.

It is an arithmetic number, because the mean of its divisors is an integer number (314167357).

Almost surely, 2^628334713 is an apocalyptic number.

It is an amenable number.

628334713 is a deficient number, since it is larger than the sum of its proper divisors (1).

628334713 is an equidigital number, since it uses as much as digits as its factorization.

628334713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The square root of 628334713 is about 25066.6055340567. The cubic root of 628334713 is about 856.5058846432.

The spelling of 628334713 in words is "six hundred twenty-eight million, three hundred thirty-four thousand, seven hundred thirteen".