696944569 has 2 divisors, whose sum is σ = 696944570. Its totient is φ = 696944568.

The previous prime is 696944537. The next prime is 696944587. The reversal of 696944569 is 965449696.

696944569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 654694569 + 42250000 = 25587^2 + 6500^2 .

It is a cyclic number.

It is not a de Polignac number, because 696944569 - 2⁵ = 696944537 is a prime.

It is a super-2 number, since 2×696944569² = 971463464517191522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (696144569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348472284 + 348472285.

It is an arithmetic number, because the mean of its divisors is an integer number (348472285).

Almost surely, 2^696944569 is an apocalyptic number.

It is an amenable number.

696944569 is a deficient number, since it is larger than the sum of its proper divisors (1).

696944569 is an equidigital number, since it uses as much as digits as its factorization.

696944569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12597120, while the sum is 58.

The square root of 696944569 is about 26399.7077445944. The cubic root of 696944569 is about 886.6102463927.

The spelling of 696944569 in words is "six hundred ninety-six million, nine hundred forty-four thousand, five hundred sixty-nine".