695798 has 4 divisors (see below), whose sum is σ = 1043700. Its totient is φ = 347898.

The previous prime is 695791. The next prime is 695801. The reversal of 695798 is 897596.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (695791) by changing a digit.

695798 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173948 + ... + 173951.

It is an arithmetic number, because the mean of its divisors is an integer number (260925).

2⁶⁹⁵⁷⁹⁸ is an apocalyptic number.

695798 is a deficient number, since it is larger than the sum of its proper divisors (347902).

695798 is a wasteful number, since it uses less digits than its factorization.

695798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347901.

The product of its digits is 136080, while the sum is 44.

The square root of 695798 is about 834.1450713155. The cubic root of 695798 is about 88.6123781214.

The spelling of 695798 in words is "six hundred ninety-five thousand, seven hundred ninety-eight".