674904943 has 2 divisors, whose sum is σ = 674904944. Its totient is φ = 674904942.

The previous prime is 674904931. The next prime is 674904973. The reversal of 674904943 is 349409476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 674904943 - 2⁵ = 674904911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 674904893 and 674904902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674904973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337452471 + 337452472.

It is an arithmetic number, because the mean of its divisors is an integer number (337452472).

Almost surely, 2^674904943 is an apocalyptic number.

674904943 is a deficient number, since it is larger than the sum of its proper divisors (1).

674904943 is an equidigital number, since it uses as much as digits as its factorization.

674904943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 46.

The square root of 674904943 is about 25978.9326763052. The cubic root of 674904943 is about 877.1641419968.

The spelling of 674904943 in words is "six hundred seventy-four million, nine hundred four thousand, nine hundred forty-three".