695999 has 2 divisors, whose sum is σ = 696000. Its totient is φ = 695998.

The previous prime is 695939. The next prime is 696019. The reversal of 695999 is 999596.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 695999 - 2⁸ = 695743 is a prime.

It is a Chen prime.

It is an Ulam number.

695999 is a modest number, since divided by 999 gives 695 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (695939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347999 + 348000.

It is an arithmetic number, because the mean of its divisors is an integer number (348000).

2⁶⁹⁵⁹⁹⁹ is an apocalyptic number.

695999 is a deficient number, since it is larger than the sum of its proper divisors (1).

695999 is an equidigital number, since it uses as much as digits as its factorization.

695999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 196830, while the sum is 47.

The square root of 695999 is about 834.2655452552. The cubic root of 695999 is about 88.6209099909.

The spelling of 695999 in words is "six hundred ninety-five thousand, nine hundred ninety-nine".