674674826 has 16 divisors (see below), whose sum is σ = 1180190400. Its totient is φ = 289146060.

The previous prime is 674674811. The next prime is 674674829. The reversal of 674674826 is 628476476.

It is a super-2 number, since 2×674674826² = 910372241676260552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (674674829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 491060 + ... + 492431.

It is an arithmetic number, because the mean of its divisors is an integer number (73761900).

Almost surely, 2^674674826 is an apocalyptic number.

674674826 is a deficient number, since it is larger than the sum of its proper divisors (505515574).

674674826 is an equidigital number, since it uses as much as digits as its factorization.

674674826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983514 (or 983500 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 50.

The square root of 674674826 is about 25974.5033831255. The cubic root of 674674826 is about 877.0644374244.

The spelling of 674674826 in words is "six hundred seventy-four million, six hundred seventy-four thousand, eight hundred twenty-six".