674747 has 8 divisors (see below), whose sum is σ = 752400. Its totient is φ = 601344.

The previous prime is 674741. The next prime is 674749. The reversal of 674747 is 747476.

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 674747 - 2⁴ = 674731 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (674741) 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, 722 + ... + 1367.

It is an arithmetic number, because the mean of its divisors is an integer number (94050).

2⁶⁷⁴⁷⁴⁷ is an apocalyptic number.

674747 is a deficient number, since it is larger than the sum of its proper divisors (77653).

674747 is a wasteful number, since it uses less digits than its factorization.

674747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125.

The product of its digits is 32928, while the sum is 35.

The square root of 674747 is about 821.4298509307. The cubic root of 674747 is about 87.7095711252.

The spelling of 674747 in words is "six hundred seventy-four thousand, seven hundred forty-seven".