8439674 has 8 divisors (see below), whose sum is σ = 12672660. Its totient is φ = 4215456.

The previous prime is 8439659. The next prime is 8439707. The reversal of 8439674 is 4769348.

It can be written as a sum of positive squares in 2 ways, for example, as 8369449 + 70225 = 2893^2 + 265^2 .

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

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1382 + ... + 4334.

Almost surely, 2^8439674 is an apocalyptic number.

8439674 is a deficient number, since it is larger than the sum of its proper divisors (4232986).

8439674 is a wasteful number, since it uses less digits than its factorization.

8439674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4384.

The product of its digits is 145152, while the sum is 41.

The square root of 8439674 is about 2905.1117018111. Note that the first 3 decimals coincide. The cubic root of 8439674 is about 203.5988046139.

The spelling of 8439674 in words is "eight million, four hundred thirty-nine thousand, six hundred seventy-four".