674481 has 8 divisors (see below), whose sum is σ = 946720. Its totient is φ = 425952.

The previous prime is 674461. The next prime is 674483. The reversal of 674481 is 184476.

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

It is not a de Polignac number, because 674481 - 2⁵ = 674449 is a prime.

It is a super-2 number, since 2×674481² = 909849238722, which contains 22 as substring.

It is a Duffinian number.

674481 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 674481.

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, 5860 + ... + 5973.

It is an arithmetic number, because the mean of its divisors is an integer number (118340).

2⁶⁷⁴⁴⁸¹ is an apocalyptic number.

It is an amenable number.

674481 is a deficient number, since it is larger than the sum of its proper divisors (272239).

674481 is a wasteful number, since it uses less digits than its factorization.

674481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11855.

The product of its digits is 5376, while the sum is 30.

The square root of 674481 is about 821.2679221789. The cubic root of 674481 is about 87.6980439343.

The spelling of 674481 in words is "six hundred seventy-four thousand, four hundred eighty-one".