674717423 has 2 divisors, whose sum is σ = 674717424. Its totient is φ = 674717422.

The previous prime is 674717413. The next prime is 674717479. The reversal of 674717423 is 324717476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 674717423 - 2⁶ = 674717359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674717413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337358711 + 337358712.

It is an arithmetic number, because the mean of its divisors is an integer number (337358712).

Almost surely, 2^674717423 is an apocalyptic number.

674717423 is a deficient number, since it is larger than the sum of its proper divisors (1).

674717423 is an equidigital number, since it uses as much as digits as its factorization.

674717423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 197568, while the sum is 41.

The square root of 674717423 is about 25975.3233473618. The cubic root of 674717423 is about 877.0828954658.

The spelling of 674717423 in words is "six hundred seventy-four million, seven hundred seventeen thousand, four hundred twenty-three".