670318 has 8 divisors (see below), whose sum is σ = 1096920. Its totient is φ = 304680.

The previous prime is 670303. The next prime is 670321. The reversal of 670318 is 813076.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×670318² = 898652442248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 670292 and 670301.

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 670318.

It is an unprimeable 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, 15213 + ... + 15256.

It is an arithmetic number, because the mean of its divisors is an integer number (137115).

2⁶⁷⁰³¹⁸ is an apocalyptic number.

670318 is a deficient number, since it is larger than the sum of its proper divisors (426602).

670318 is a wasteful number, since it uses less digits than its factorization.

670318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30482.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 670318 is about 818.7295035602. The cubic root of 670318 is about 87.5172428604.

The spelling of 670318 in words is "six hundred seventy thousand, three hundred eighteen".