695559994 has 8 divisors (see below), whose sum is σ = 1049371380. Its totient is φ = 345769536.

The previous prime is 695559979. The next prime is 695560001. The reversal of 695559994 is 499955596.

It can be written as a sum of positive squares in 2 ways, for example, as 686178025 + 9381969 = 26195^2 + 3063^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1004799 + ... + 1005490.

Almost surely, 2^695559994 is an apocalyptic number.

695559994 is a deficient number, since it is larger than the sum of its proper divisors (353811386).

695559994 is a wasteful number, since it uses less digits than its factorization.

695559994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010464.

The product of its digits is 19683000, while the sum is 61.

The square root of 695559994 is about 26373.4714059412. The cubic root of 695559994 is about 886.0227332905.

The spelling of 695559994 in words is "six hundred ninety-five million, five hundred fifty-nine thousand, nine hundred ninety-four".