695439868 has 24 divisors (see below), whose sum is σ = 1300914720. Its totient is φ = 324487680.

The previous prime is 695439853. The next prime is 695439869. The reversal of 695439868 is 868934596.

It is a super-2 number, since 2×695439868² = 967273220007714848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (695439869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88413 + ... + 95956.

It is an arithmetic number, because the mean of its divisors is an integer number (54204780).

Almost surely, 2^695439868 is an apocalyptic number.

It is an amenable number.

695439868 is a deficient number, since it is larger than the sum of its proper divisors (605474852).

695439868 is a wasteful number, since it uses less digits than its factorization.

695439868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184437 (or 184435 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 58.

The square root of 695439868 is about 26371.1939054719. The cubic root of 695439868 is about 885.9717237943.

The spelling of 695439868 in words is "six hundred ninety-five million, four hundred thirty-nine thousand, eight hundred sixty-eight".