674444613 has 8 divisors (see below), whose sum is σ = 904284000. Its totient is φ = 447117488.

The previous prime is 674444599. The next prime is 674444623. The reversal of 674444613 is 316444476.

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

It is a cyclic number.

It is not a de Polignac number, because 674444613 - 2⁴ = 674444597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674444623) 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, 627438 + ... + 628511.

It is an arithmetic number, because the mean of its divisors is an integer number (113035500).

Almost surely, 2^674444613 is an apocalyptic number.

It is an amenable number.

674444613 is a deficient number, since it is larger than the sum of its proper divisors (229839387).

674444613 is a wasteful number, since it uses less digits than its factorization.

674444613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256131.

The product of its digits is 193536, while the sum is 39.

The square root of 674444613 is about 25970.0714862320. The cubic root of 674444613 is about 876.9646685691.

The spelling of 674444613 in words is "six hundred seventy-four million, four hundred forty-four thousand, six hundred thirteen".