674166 has 8 divisors (see below), whose sum is σ = 1348344. Its totient is φ = 224720.

The previous prime is 674161. The next prime is 674173. The reversal of 674166 is 661476.

674166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

674166 is an admirable number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674161) by changing a digit.

674166 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56175 + ... + 56186.

It is an arithmetic number, because the mean of its divisors is an integer number (168543).

2⁶⁷⁴¹⁶⁶ is an apocalyptic number.

674166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

674166 is a wasteful number, since it uses less digits than its factorization.

674166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112366.

The product of its digits is 6048, while the sum is 30.

The square root of 674166 is about 821.0761231457. The cubic root of 674166 is about 87.6843893932.

It can be divided in two parts, 67416 and 6, that multiplied together give a square (404496 = 636²).

The spelling of 674166 in words is "six hundred seventy-four thousand, one hundred sixty-six".