769307213 has 2 divisors, whose sum is σ = 769307214. Its totient is φ = 769307212.

The previous prime is 769307183. The next prime is 769307237. The reversal of 769307213 is 312703967.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 542563849 + 226743364 = 23293^2 + 15058^2 .

It is a cyclic number.

It is not a de Polignac number, because 769307213 - 2¹⁰ = 769306189 is a prime.

It is equal to p_39647045 and since 769307213 and 39647045 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (769307263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384653606 + 384653607.

It is an arithmetic number, because the mean of its divisors is an integer number (384653607).

Almost surely, 2^769307213 is an apocalyptic number.

It is an amenable number.

769307213 is a deficient number, since it is larger than the sum of its proper divisors (1).

769307213 is an equidigital number, since it uses as much as digits as its factorization.

769307213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 38.

The square root of 769307213 is about 27736.3878866733. The cubic root of 769307213 is about 916.2906777724.

The spelling of 769307213 in words is "seven hundred sixty-nine million, three hundred seven thousand, two hundred thirteen".