674384507 has 2 divisors, whose sum is σ = 674384508. Its totient is φ = 674384506.

The previous prime is 674384489. The next prime is 674384521. The reversal of 674384507 is 705483476.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 674384507 - 2⁶ = 674384443 is a prime.

It is not a weakly prime, because it can be changed into another prime (674384567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337192253 + 337192254.

It is an arithmetic number, because the mean of its divisors is an integer number (337192254).

Almost surely, 2^674384507 is an apocalyptic number.

674384507 is a deficient number, since it is larger than the sum of its proper divisors (1).

674384507 is an equidigital number, since it uses as much as digits as its factorization.

674384507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 44.

The square root of 674384507 is about 25968.9142437646. The cubic root of 674384507 is about 876.9386163165.

The spelling of 674384507 in words is "six hundred seventy-four million, three hundred eighty-four thousand, five hundred seven".