691714 has 16 divisors (see below), whose sum is σ = 1108800. Its totient is φ = 322704.

The previous prime is 691709. The next prime is 691721. The reversal of 691714 is 417196.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 4059 + ... + 4225.

It is an arithmetic number, because the mean of its divisors is an integer number (69300).

2⁶⁹¹⁷¹⁴ is an apocalyptic number.

691714 is a deficient number, since it is larger than the sum of its proper divisors (417086).

691714 is a wasteful number, since it uses less digits than its factorization.

691714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297.

The product of its digits is 1512, while the sum is 28.

The square root of 691714 is about 831.6934531424. The cubic root of 691714 is about 88.4386671133.

The spelling of 691714 in words is "six hundred ninety-one thousand, seven hundred fourteen".