697712 has 10 divisors (see below), whose sum is σ = 1351848. Its totient is φ = 348848.

The previous prime is 697703. The next prime is 697727. The reversal of 697712 is 217796.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 697712.

It is an unprimeable number.

697712 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21788 + ... + 21819.

2⁶⁹⁷⁷¹² is an apocalyptic number.

It is an amenable number.

697712 is a deficient number, since it is larger than the sum of its proper divisors (654136).

697712 is a wasteful number, since it uses less digits than its factorization.

697712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43615 (or 43609 counting only the distinct ones).

The product of its digits is 5292, while the sum is 32.

The square root of 697712 is about 835.2915658619. The cubic root of 697712 is about 88.6935553277.

The spelling of 697712 in words is "six hundred ninety-seven thousand, seven hundred twelve".