694422713 has 2 divisors, whose sum is σ = 694422714. Its totient is φ = 694422712.

The previous prime is 694422689. The next prime is 694422787. The reversal of 694422713 is 317224496.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 669101689 + 25321024 = 25867^2 + 5032^2 .

It is a cyclic number.

It is not a de Polignac number, because 694422713 - 2⁶ = 694422649 is a prime.

It is not a weakly prime, because it can be changed into another prime (694422913) 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 as a sum of consecutive naturals, namely, 347211356 + 347211357.

It is an arithmetic number, because the mean of its divisors is an integer number (347211357).

Almost surely, 2^694422713 is an apocalyptic number.

It is an amenable number.

694422713 is a deficient number, since it is larger than the sum of its proper divisors (1).

694422713 is an equidigital number, since it uses as much as digits as its factorization.

694422713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The square root of 694422713 is about 26351.9015063430. The cubic root of 694422713 is about 885.5395703136.

The spelling of 694422713 in words is "six hundred ninety-four million, four hundred twenty-two thousand, seven hundred thirteen".