696719 has 2 divisors, whose sum is σ = 696720. Its totient is φ = 696718.

The previous prime is 696691. The next prime is 696721. The reversal of 696719 is 917696.

696719 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-696719 is a prime.

It is a super-2 number, since 2×696719² = 970834729922, which contains 22 as substring.

Together with 696721, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (696019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348359 + 348360.

It is an arithmetic number, because the mean of its divisors is an integer number (348360).

2⁶⁹⁶⁷¹⁹ is an apocalyptic number.

696719 is a deficient number, since it is larger than the sum of its proper divisors (1).

696719 is an equidigital number, since it uses as much as digits as its factorization.

696719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 38.

The square root of 696719 is about 834.6969509948. The cubic root of 696719 is about 88.6514584377.

The spelling of 696719 in words is "six hundred ninety-six thousand, seven hundred nineteen".