670170 has 32 divisors (see below), whose sum is σ = 1632960. Its totient is φ = 176000.

The previous prime is 670147. The next prime is 670177. The reversal of 670170 is 71076.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670177) by changing a digit.

670170 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 15 ways as a sum of consecutive naturals, for example, 2545 + ... + 2795.

It is an arithmetic number, because the mean of its divisors is an integer number (51030).

2⁶⁷⁰¹⁷⁰ is an apocalyptic number.

670170 is an abundant number, since it is smaller than the sum of its proper divisors (962790).

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

670170 is a wasteful number, since it uses less digits than its factorization.

670170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350.

The product of its (nonzero) digits is 294, while the sum is 21.

The square root of 670170 is about 818.6391146287. The cubic root of 670170 is about 87.5108013877.

The spelling of 670170 in words is "six hundred seventy thousand, one hundred seventy".