674773428 has 24 divisors (see below), whose sum is σ = 1799396032. Its totient is φ = 192792384.

The previous prime is 674773427. The next prime is 674773457. The reversal of 674773428 is 824377476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674773427) 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, 4016425 + ... + 4016592.

Almost surely, 2^674773428 is an apocalyptic number.

It is an amenable number.

674773428 is an abundant number, since it is smaller than the sum of its proper divisors (1124622604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674773428 is a wasteful number, since it uses less digits than its factorization.

674773428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8033031 (or 8033029 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 48.

The square root of 674773428 is about 25976.4013673950. The cubic root of 674773428 is about 877.1071622511.

The spelling of 674773428 in words is "six hundred seventy-four million, seven hundred seventy-three thousand, four hundred twenty-eight".