674923 has 4 divisors (see below), whose sum is σ = 676648. Its totient is φ = 673200.

The previous prime is 674903. The next prime is 674929. The reversal of 674923 is 329476.

674923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674923 is a prime.

It is a d-powerful number, because it can be written as 6 + 7⁶ + 9⁶ + 4⁶ + 2¹¹ + 3⁹ .

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674929) 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, 40 + ... + 1162.

It is an arithmetic number, because the mean of its divisors is an integer number (169162).

2⁶⁷⁴⁹²³ is an apocalyptic number.

674923 is a deficient number, since it is larger than the sum of its proper divisors (1725).

674923 is a wasteful number, since it uses less digits than its factorization.

674923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1724.

The product of its digits is 9072, while the sum is 31.

The square root of 674923 is about 821.5369742136. The cubic root of 674923 is about 87.7171964734.

The spelling of 674923 in words is "six hundred seventy-four thousand, nine hundred twenty-three".