674717479 has 2 divisors, whose sum is σ = 674717480. Its totient is φ = 674717478.

The previous prime is 674717423. The next prime is 674717503. The reversal of 674717479 is 974717476.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 674717479 - 2⁹ = 674716967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674717579) 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, 337358739 + 337358740.

It is an arithmetic number, because the mean of its divisors is an integer number (337358740).

Almost surely, 2^674717479 is an apocalyptic number.

674717479 is a deficient number, since it is larger than the sum of its proper divisors (1).

674717479 is an equidigital number, since it uses as much as digits as its factorization.

674717479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2074464, while the sum is 52.

The square root of 674717479 is about 25975.3244253080. The cubic root of 674717479 is about 877.0829197311.

The spelling of 674717479 in words is "six hundred seventy-four million, seven hundred seventeen thousand, four hundred seventy-nine".