674783 has 4 divisors (see below), whose sum is σ = 686280. Its totient is φ = 663288.

The previous prime is 674771. The next prime is 674789. The reversal of 674783 is 387476.

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 674783 - 2⁴ = 674767 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5660 + ... + 5777.

It is an arithmetic number, because the mean of its divisors is an integer number (171570).

2⁶⁷⁴⁷⁸³ is an apocalyptic number.

674783 is a deficient number, since it is larger than the sum of its proper divisors (11497).

674783 is a wasteful number, since it uses less digits than its factorization.

674783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11496.

The product of its digits is 28224, while the sum is 35.

The square root of 674783 is about 821.4517636478. The cubic root of 674783 is about 87.7111309633.

The spelling of 674783 in words is "six hundred seventy-four thousand, seven hundred eighty-three".