674006279 has 2 divisors, whose sum is σ = 674006280. Its totient is φ = 674006278.

The previous prime is 674006261. The next prime is 674006287. The reversal of 674006279 is 972600476.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 674006279 - 2¹² = 674002183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674006579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337003139 + 337003140.

It is an arithmetic number, because the mean of its divisors is an integer number (337003140).

Almost surely, 2^674006279 is an apocalyptic number.

674006279 is a deficient number, since it is larger than the sum of its proper divisors (1).

674006279 is an equidigital number, since it uses as much as digits as its factorization.

674006279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 674006279 is about 25961.6309002343. The cubic root of 674006279 is about 876.7746422222.

The spelling of 674006279 in words is "six hundred seventy-four million, six thousand, two hundred seventy-nine".