697308 has 12 divisors (see below), whose sum is σ = 1627080. Its totient is φ = 232432.

The previous prime is 697303. The next prime is 697327. The reversal of 697308 is 803796.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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 697308.

It is not an unprimeable number, because it can be changed into a prime (697303) by changing a digit.

697308 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29043 + ... + 29066.

It is an arithmetic number, because the mean of its divisors is an integer number (135590).

2⁶⁹⁷³⁰⁸ is an apocalyptic number.

It is an amenable number.

697308 is an abundant number, since it is smaller than the sum of its proper divisors (929772).

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

697308 is a wasteful number, since it uses less digits than its factorization.

697308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58116 (or 58114 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 697308 is about 835.0496991198. The cubic root of 697308 is about 88.6764331175.

The spelling of 697308 in words is "six hundred ninety-seven thousand, three hundred eight".