674434 has 4 divisors (see below), whose sum is σ = 1011654. Its totient is φ = 337216.

The previous prime is 674431. The next prime is 674449. The reversal of 674434 is 434476.

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., 469225 + 205209 = 685^2 + 453^2 .

It is a super-2 number, since 2×674434² = 909722440712, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6⁵ + 7² + 4⁶ + 4⁸ + 3¹² + 4⁸ .

It is not an unprimeable number, because it can be changed into a prime (674431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168607 + ... + 168610.

2⁶⁷⁴⁴³⁴ is an apocalyptic number.

674434 is a deficient number, since it is larger than the sum of its proper divisors (337220).

674434 is a wasteful number, since it uses less digits than its factorization.

674434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337219.

The product of its digits is 8064, while the sum is 28.

The square root of 674434 is about 821.2393073885. The cubic root of 674434 is about 87.6960068599.

The spelling of 674434 in words is "six hundred seventy-four thousand, four hundred thirty-four".