674861 has 8 divisors (see below), whose sum is σ = 775200. Its totient is φ = 581040.

The previous prime is 674857. The next prime is 674867. The reversal of 674861 is 168476.

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

It is a cyclic number.

It is not a de Polignac number, because 674861 - 2² = 674857 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1406 + ... + 1823.

It is an arithmetic number, because the mean of its divisors is an integer number (96900).

2⁶⁷⁴⁸⁶¹ is an apocalyptic number.

It is an amenable number.

674861 is a deficient number, since it is larger than the sum of its proper divisors (100339).

674861 is a wasteful number, since it uses less digits than its factorization.

674861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3259.

The product of its digits is 8064, while the sum is 32.

The square root of 674861 is about 821.4992391962. The cubic root of 674861 is about 87.7145104224.

The spelling of 674861 in words is "six hundred seventy-four thousand, eight hundred sixty-one".