670224 has 20 divisors (see below), whose sum is σ = 1731536. Its totient is φ = 223392.

The previous prime is 670223. The next prime is 670231. The reversal of 670224 is 422076.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 670224.

It is not an unprimeable number, because it can be changed into a prime (670223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6934 + ... + 7029.

2⁶⁷⁰²²⁴ is an apocalyptic number.

It is an amenable number.

670224 is an abundant number, since it is smaller than the sum of its proper divisors (1061312).

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

670224 is a wasteful number, since it uses less digits than its factorization.

670224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13974 (or 13968 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 670224 is about 818.6720955303. The cubic root of 670224 is about 87.5131517646.

The spelling of 670224 in words is "six hundred seventy thousand, two hundred twenty-four".