695669 has 8 divisors (see below), whose sum is σ = 762720. Its totient is φ = 630576.

The previous prime is 695663. The next prime is 695677. The reversal of 695669 is 966596.

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

It is a cyclic number.

It is not a de Polignac number, because 695669 - 2¹² = 691573 is a prime.

It is a super-2 number, since 2×695669² = 967910715122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (695663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314 + ... + 1220.

It is an arithmetic number, because the mean of its divisors is an integer number (95340).

2⁶⁹⁵⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

695669 is a deficient number, since it is larger than the sum of its proper divisors (67051).

695669 is a wasteful number, since it uses less digits than its factorization.

695669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979.

The product of its digits is 87480, while the sum is 41.

The square root of 695669 is about 834.0677430521. The cubic root of 695669 is about 88.6069015782.

The spelling of 695669 in words is "six hundred ninety-five thousand, six hundred sixty-nine".