674343479 has 2 divisors, whose sum is σ = 674343480. Its totient is φ = 674343478.

The previous prime is 674343469. The next prime is 674343487. The reversal of 674343479 is 974343476.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 674343479 - 2²⁴ = 657566263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674343469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337171739 + 337171740.

It is an arithmetic number, because the mean of its divisors is an integer number (337171740).

Almost surely, 2^674343479 is an apocalyptic number.

674343479 is a deficient number, since it is larger than the sum of its proper divisors (1).

674343479 is an equidigital number, since it uses as much as digits as its factorization.

674343479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 47.

The square root of 674343479 is about 25968.1242872873. The cubic root of 674343479 is about 876.9208323141.

The spelling of 674343479 in words is "six hundred seventy-four million, three hundred forty-three thousand, four hundred seventy-nine".