670578833 has 2 divisors, whose sum is σ = 670578834. Its totient is φ = 670578832.

The previous prime is 670578809. The next prime is 670578841. The reversal of 670578833 is 338875076.

670578833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339775489 + 330803344 = 18433^2 + 18188^2 .

It is a cyclic number.

It is not a de Polignac number, because 670578833 - 2¹⁴ = 670562449 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (670571833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335289416 + 335289417.

It is an arithmetic number, because the mean of its divisors is an integer number (335289417).

Almost surely, 2^670578833 is an apocalyptic number.

It is an amenable number.

670578833 is a deficient number, since it is larger than the sum of its proper divisors (1).

670578833 is an equidigital number, since it uses as much as digits as its factorization.

670578833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 670578833 is about 25895.5369320661. The cubic root of 670578833 is about 875.2859290856.

The spelling of 670578833 in words is "six hundred seventy million, five hundred seventy-eight thousand, eight hundred thirty-three".