691314 has 16 divisors (see below), whose sum is σ = 1489152. Its totient is φ = 212688.

The previous prime is 691309. The next prime is 691333. The reversal of 691314 is 413196.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4354 + ... + 4509.

It is an arithmetic number, because the mean of its divisors is an integer number (93072).

2⁶⁹¹³¹⁴ is an apocalyptic number.

691314 is an abundant number, since it is smaller than the sum of its proper divisors (797838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

691314 is a wasteful number, since it uses less digits than its factorization.

691314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8881.

The product of its digits is 648, while the sum is 24.

The square root of 691314 is about 831.4529451508. The cubic root of 691314 is about 88.4216165751.

The spelling of 691314 in words is "six hundred ninety-one thousand, three hundred fourteen".