674671 has 4 divisors (see below), whose sum is σ = 710200. Its totient is φ = 639144.

The previous prime is 674669. The next prime is 674677. The reversal of 674671 is 176476.

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

It is a cyclic number.

It is not a de Polignac number, because 674671 - 2¹ = 674669 is a prime.

It is a Duffinian 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 (674677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17736 + ... + 17773.

It is an arithmetic number, because the mean of its divisors is an integer number (177550).

2⁶⁷⁴⁶⁷¹ is an apocalyptic number.

674671 is a deficient number, since it is larger than the sum of its proper divisors (35529).

674671 is a wasteful number, since it uses less digits than its factorization.

674671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35528.

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

The square root of 674671 is about 821.3835888305. The cubic root of 674671 is about 87.7062779512.

It can be divided in two parts, 674 and 671, that multiplied together give a palindrome (452254).

The spelling of 674671 in words is "six hundred seventy-four thousand, six hundred seventy-one".