696656 has 10 divisors (see below), whose sum is σ = 1349802. Its totient is φ = 348320.

The previous prime is 696653. The next prime is 696659. The reversal of 696656 is 656696.

It is an interprime number because it is at equal distance from previous prime (696653) and next prime (696659).

It can be written as a sum of positive squares in only one way, i.e., 462400 + 234256 = 680^2 + 484^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21755 + ... + 21786.

2⁶⁹⁶⁶⁵⁶ is an apocalyptic number.

It is an amenable number.

696656 is a deficient number, since it is larger than the sum of its proper divisors (653146).

696656 is a wasteful number, since it uses less digits than its factorization.

696656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43549 (or 43543 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 696656 is about 834.6592118943. The cubic root of 696656 is about 88.6487862890.

The spelling of 696656 in words is "six hundred ninety-six thousand, six hundred fifty-six".