674804587 has 2 divisors, whose sum is σ = 674804588. Its totient is φ = 674804586.

The previous prime is 674804569. The next prime is 674804617. The reversal of 674804587 is 785408476.

It is a happy number.

674804587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 674804587 - 2¹⁵ = 674771819 is a prime.

It is a super-2 number, since 2×674804587² = 910722461272481138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 674804587.

It is not a weakly prime, because it can be changed into another prime (674804287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337402293 + 337402294.

It is an arithmetic number, because the mean of its divisors is an integer number (337402294).

Almost surely, 2^674804587 is an apocalyptic number.

674804587 is a deficient number, since it is larger than the sum of its proper divisors (1).

674804587 is an equidigital number, since it uses as much as digits as its factorization.

674804587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1505280, while the sum is 49.

The square root of 674804587 is about 25977.0011163722. The cubic root of 674804587 is about 877.1206627636.

The spelling of 674804587 in words is "six hundred seventy-four million, eight hundred four thousand, five hundred eighty-seven".