674554 has 4 divisors (see below), whose sum is σ = 1011834. Its totient is φ = 337276.

The previous prime is 674551. The next prime is 674563. The reversal of 674554 is 455476.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 458329 + 216225 = 677^2 + 465^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (674551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168637 + ... + 168640.

2⁶⁷⁴⁵⁵⁴ is an apocalyptic number.

674554 is a deficient number, since it is larger than the sum of its proper divisors (337280).

674554 is a wasteful number, since it uses less digits than its factorization.

674554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337279.

The product of its digits is 16800, while the sum is 31.

The square root of 674554 is about 821.3123644509. The cubic root of 674554 is about 87.7012077132.

The spelling of 674554 in words is "six hundred seventy-four thousand, five hundred fifty-four".