670835 has 8 divisors (see below), whose sum is σ = 878256. Its totient is φ = 487840.

The previous prime is 670823. The next prime is 670849. The reversal of 670835 is 538076.

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

It is not a de Polignac number, because 670835 - 2¹⁸ = 408691 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 670798 and 670807.

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, 6044 + ... + 6153.

It is an arithmetic number, because the mean of its divisors is an integer number (109782).

2⁶⁷⁰⁸³⁵ is an apocalyptic number.

670835 is a deficient number, since it is larger than the sum of its proper divisors (207421).

670835 is a wasteful number, since it uses less digits than its factorization.

670835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12213.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 670835 is about 819.0451757992. The cubic root of 670835 is about 87.5397370532.

The spelling of 670835 in words is "six hundred seventy thousand, eight hundred thirty-five".