674984 has 16 divisors (see below), whose sum is σ = 1276800. Its totient is φ = 334512.

The previous prime is 674977. The next prime is 674987. The reversal of 674984 is 489476.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (674987) by changing a digit.

674984 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809 + ... + 1415.

It is an arithmetic number, because the mean of its divisors is an integer number (79800).

2⁶⁷⁴⁹⁸⁴ is an apocalyptic number.

It is an amenable number.

674984 is a deficient number, since it is larger than the sum of its proper divisors (601816).

674984 is a wasteful number, since it uses less digits than its factorization.

674984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752 (or 748 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 674984 is about 821.5740989101. The cubic root of 674984 is about 87.7198390404.

The spelling of 674984 in words is "six hundred seventy-four thousand, nine hundred eighty-four".