679097 has 4 divisors (see below), whose sum is σ = 686196. Its totient is φ = 672000.

The previous prime is 679087. The next prime is 679111. The reversal of 679097 is 790976.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 295936 + 383161 = 544^2 + 619^2 .

It is a cyclic number.

It is not a de Polignac number, because 679097 - 2⁶ = 679033 is a prime.

It is a super-2 number, since 2×679097² = 922345470818, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 679097.

It is not an unprimeable number, because it can be changed into a prime (679037) by changing a digit.

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, 3404 + ... + 3597.

It is an arithmetic number, because the mean of its divisors is an integer number (171549).

2⁶⁷⁹⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

679097 is a deficient number, since it is larger than the sum of its proper divisors (7099).

679097 is an equidigital number, since it uses as much as digits as its factorization.

679097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7098.

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 679097 is about 824.0734190592. The cubic root of 679097 is about 87.8976513260.

The spelling of 679097 in words is "six hundred seventy-nine thousand, ninety-seven".