4578857 has 2 divisors, whose sum is σ = 4578858. Its totient is φ = 4578856.

The previous prime is 4578841. The next prime is 4578869. The reversal of 4578857 is 7588754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4405801 + 173056 = 2099^2 + 416^2 .

It is a cyclic number.

It is not a de Polignac number, because 4578857 - 2⁴ = 4578841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4578257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2289428 + 2289429.

It is an arithmetic number, because the mean of its divisors is an integer number (2289429).

Almost surely, 2^4578857 is an apocalyptic number.

It is an amenable number.

4578857 is a deficient number, since it is larger than the sum of its proper divisors (1).

4578857 is an equidigital number, since it uses as much as digits as its factorization.

4578857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 313600, while the sum is 44.

The square root of 4578857 is about 2139.8263948274. The cubic root of 4578857 is about 166.0551541700.

The spelling of 4578857 in words is "four million, five hundred seventy-eight thousand, eight hundred fifty-seven".