696851 has 2 divisors, whose sum is σ = 696852. Its totient is φ = 696850.

The previous prime is 696833. The next prime is 696853. The reversal of 696851 is 158696.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-696851 is a prime.

Together with 696853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (696853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348425 + 348426.

It is an arithmetic number, because the mean of its divisors is an integer number (348426).

2⁶⁹⁶⁸⁵¹ is an apocalyptic number.

696851 is a deficient number, since it is larger than the sum of its proper divisors (1).

696851 is an equidigital number, since it uses as much as digits as its factorization.

696851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 35.

The square root of 696851 is about 834.7760178635. The cubic root of 696851 is about 88.6570567031.

The spelling of 696851 in words is "six hundred ninety-six thousand, eight hundred fifty-one".