696491 has 2 divisors, whose sum is σ = 696492. Its totient is φ = 696490.

The previous prime is 696481. The next prime is 696497. The reversal of 696491 is 194696.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 696491 - 2⁶ = 696427 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (696497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348245 + 348246.

It is an arithmetic number, because the mean of its divisors is an integer number (348246).

2⁶⁹⁶⁴⁹¹ is an apocalyptic number.

696491 is a deficient number, since it is larger than the sum of its proper divisors (1).

696491 is an equidigital number, since it uses as much as digits as its factorization.

696491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 35.

The square root of 696491 is about 834.5603633051. The cubic root of 696491 is about 88.6417870409.

The spelling of 696491 in words is "six hundred ninety-six thousand, four hundred ninety-one".