674403 has 8 divisors (see below), whose sum is σ = 918528. Its totient is φ = 439944.

The previous prime is 674393. The next prime is 674419. The reversal of 674403 is 304476.

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

It is not a de Polignac number, because 674403 - 2⁵ = 674371 is a prime.

674403 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (674483) 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, 2251 + ... + 2532.

It is an arithmetic number, because the mean of its divisors is an integer number (114816).

2⁶⁷⁴⁴⁰³ is an apocalyptic number.

674403 is a deficient number, since it is larger than the sum of its proper divisors (244125).

674403 is a wasteful number, since it uses less digits than its factorization.

674403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4833.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 674403 is about 821.2204332577. The cubic root of 674403 is about 87.6946632059.

Adding to 674403 its reverse (304476), we get a palindrome (978879).

The spelling of 674403 in words is "six hundred seventy-four thousand, four hundred three".