674883647 has 2 divisors, whose sum is σ = 674883648. Its totient is φ = 674883646.

The previous prime is 674883623. The next prime is 674883689. The reversal of 674883647 is 746388476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 674883647 - 2¹⁰ = 674882623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674883607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337441823 + 337441824.

It is an arithmetic number, because the mean of its divisors is an integer number (337441824).

Almost surely, 2^674883647 is an apocalyptic number.

674883647 is a deficient number, since it is larger than the sum of its proper divisors (1).

674883647 is an equidigital number, since it uses as much as digits as its factorization.

674883647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008, while the sum is 53.

The square root of 674883647 is about 25978.5228024998. The cubic root of 674883647 is about 877.1549158659.

The spelling of 674883647 in words is "six hundred seventy-four million, eight hundred eighty-three thousand, six hundred forty-seven".