694271 has 2 divisors, whose sum is σ = 694272. Its totient is φ = 694270.

The previous prime is 694261. The next prime is 694273. The reversal of 694271 is 172496.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 694271 - 2⁶ = 694207 is a prime.

Together with 694273, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a zygodrome in base 4.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 694271.

It is not a weakly prime, because it can be changed into another prime (694273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347135 + 347136.

It is an arithmetic number, because the mean of its divisors is an integer number (347136).

2⁶⁹⁴²⁷¹ is an apocalyptic number.

694271 is a deficient number, since it is larger than the sum of its proper divisors (1).

694271 is an equidigital number, since it uses as much as digits as its factorization.

694271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 29.

The square root of 694271 is about 833.2292601679. The cubic root of 694271 is about 88.5475076623.

The spelling of 694271 in words is "six hundred ninety-four thousand, two hundred seventy-one".