670270 has 16 divisors (see below), whose sum is σ = 1220688. Its totient is φ = 264960.

The previous prime is 670261. The next prime is 670279. The reversal of 670270 is 72076.

It is an interprime number because it is at equal distance from previous prime (670261) and next prime (670279).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670279) by changing a digit.

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, 625 + ... + 1315.

It is an arithmetic number, because the mean of its divisors is an integer number (76293).

2⁶⁷⁰²⁷⁰ is an apocalyptic number.

670270 is a deficient number, since it is larger than the sum of its proper divisors (550418).

670270 is a wasteful number, since it uses less digits than its factorization.

670270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 670270 is about 818.7001893245. The cubic root of 670270 is about 87.5151538380.

The spelling of 670270 in words is "six hundred seventy thousand, two hundred seventy".