674888587 has 2 divisors, whose sum is σ = 674888588. Its totient is φ = 674888586.

The previous prime is 674888581. The next prime is 674888629. The reversal of 674888587 is 785888476.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674888587 is a prime.

It is not a weakly prime, because it can be changed into another prime (674888581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337444293 + 337444294.

It is an arithmetic number, because the mean of its divisors is an integer number (337444294).

Almost surely, 2^674888587 is an apocalyptic number.

674888587 is a deficient number, since it is larger than the sum of its proper divisors (1).

674888587 is an equidigital number, since it uses as much as digits as its factorization.

674888587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24084480, while the sum is 61.

The square root of 674888587 is about 25978.6178808650. The cubic root of 674888587 is about 877.1570560544.

The spelling of 674888587 in words is "six hundred seventy-four million, eight hundred eighty-eight thousand, five hundred eighty-seven".