670308 has 24 divisors (see below), whose sum is σ = 1585248. Its totient is φ = 220416.

The previous prime is 670303. The next prime is 670321. The reversal of 670308 is 803076.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 670308.

It is not an unprimeable number, because it can be changed into a prime (670303) by changing a digit.

670308 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 in 7 ways as a sum of consecutive naturals, for example, 660 + ... + 1332.

It is an arithmetic number, because the mean of its divisors is an integer number (66052).

2⁶⁷⁰³⁰⁸ is an apocalyptic number.

It is an amenable number.

670308 is an abundant number, since it is smaller than the sum of its proper divisors (914940).

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

670308 is a wasteful number, since it uses less digits than its factorization.

670308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763 (or 761 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 670308 is about 818.7233965144. The cubic root of 670308 is about 87.5168076556.

The spelling of 670308 in words is "six hundred seventy thousand, three hundred eight".