674167 has 4 divisors (see below), whose sum is σ = 726040. Its totient is φ = 622296.

The previous prime is 674161. The next prime is 674173. The reversal of 674167 is 761476.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (674161) and next prime (674173).

It is a cyclic number.

It is not a de Polignac number, because 674167 - 2³ = 674159 is a prime.

It is a super-2 number, since 2×674167² = 909002287778, which contains 22 as substring.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

674167 is a lucky 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.

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 3 ways as a sum of consecutive naturals, for example, 25917 + ... + 25942.

It is an arithmetic number, because the mean of its divisors is an integer number (181510).

2⁶⁷⁴¹⁶⁷ is an apocalyptic number.

674167 is a deficient number, since it is larger than the sum of its proper divisors (51873).

674167 is a wasteful number, since it uses less digits than its factorization.

674167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51872.

The product of its digits is 7056, while the sum is 31.

The square root of 674167 is about 821.0767321024. The cubic root of 674167 is about 87.6844327477.

It can be divided in two parts, 674 and 167, that added together give a square (841 = 29²).

The spelling of 674167 in words is "six hundred seventy-four thousand, one hundred sixty-seven".