674038928 has 10 divisors (see below), whose sum is σ = 1305950454. Its totient is φ = 337019456.

The previous prime is 674038913. The next prime is 674038931. The reversal of 674038928 is 829830476.

It can be written as a sum of positive squares in only one way, i.e., 465178624 + 208860304 = 21568^2 + 14452^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21063701 + ... + 21063732.

Almost surely, 2^674038928 is an apocalyptic number.

It is an amenable number.

674038928 is a deficient number, since it is larger than the sum of its proper divisors (631911526).

674038928 is a wasteful number, since it uses less digits than its factorization.

674038928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42127441 (or 42127435 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 674038928 is about 25962.2596859364. The cubic root of 674038928 is about 876.7887990404.

The spelling of 674038928 in words is "six hundred seventy-four million, thirty-eight thousand, nine hundred twenty-eight".