670315 has 8 divisors (see below), whose sum is σ = 815040. Its totient is φ = 529152.

The previous prime is 670303. The next prime is 670321. The reversal of 670315 is 513076.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-670315 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 670315.

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 7 ways as a sum of consecutive naturals, for example, 454 + ... + 1243.

It is an arithmetic number, because the mean of its divisors is an integer number (101880).

2⁶⁷⁰³¹⁵ is an apocalyptic number.

670315 is a deficient number, since it is larger than the sum of its proper divisors (144725).

670315 is a wasteful number, since it uses less digits than its factorization.

670315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1781.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 670315 is about 818.7276714513. The cubic root of 670315 is about 87.5171122994.

The spelling of 670315 in words is "six hundred seventy thousand, three hundred fifteen".