674218 has 8 divisors (see below), whose sum is σ = 1015812. Its totient is φ = 335616.

The previous prime is 674189. The next prime is 674227. The reversal of 674218 is 812476.

It can be written as a sum of positive squares in 2 ways, for example, as 628849 + 45369 = 793^2 + 213^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55 + ... + 1162.

2⁶⁷⁴²¹⁸ is an apocalyptic number.

674218 is a deficient number, since it is larger than the sum of its proper divisors (341594).

674218 is a wasteful number, since it uses less digits than its factorization.

674218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496.

The product of its digits is 2688, while the sum is 28.

The square root of 674218 is about 821.1077882958. The cubic root of 674218 is about 87.6866437693.

The spelling of 674218 in words is "six hundred seventy-four thousand, two hundred eighteen".