674522671 has 2 divisors, whose sum is σ = 674522672. Its totient is φ = 674522670.

The previous prime is 674522669. The next prime is 674522677. The reversal of 674522671 is 176225476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 674522671 - 2¹ = 674522669 is a prime.

Together with 674522669, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674522677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337261335 + 337261336.

It is an arithmetic number, because the mean of its divisors is an integer number (337261336).

Almost surely, 2^674522671 is an apocalyptic number.

674522671 is a deficient number, since it is larger than the sum of its proper divisors (1).

674522671 is an equidigital number, since it uses as much as digits as its factorization.

674522671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 40.

The square root of 674522671 is about 25971.5742880558. The cubic root of 674522671 is about 876.9984995989.

The spelling of 674522671 in words is "six hundred seventy-four million, five hundred twenty-two thousand, six hundred seventy-one".