4855891 has 2 divisors, whose sum is σ = 4855892. Its totient is φ = 4855890.

The previous prime is 4855867. The next prime is 4855901. The reversal of 4855891 is 1985584.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4855891 - 2¹³ = 4847699 is a prime.

It is not a weakly prime, because it can be changed into another prime (4855801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2427945 + 2427946.

It is an arithmetic number, because the mean of its divisors is an integer number (2427946).

Almost surely, 2^4855891 is an apocalyptic number.

4855891 is a deficient number, since it is larger than the sum of its proper divisors (1).

4855891 is an equidigital number, since it uses as much as digits as its factorization.

4855891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 40.

The square root of 4855891 is about 2203.6086313136. The cubic root of 4855891 is about 169.3387344913.

The spelling of 4855891 in words is "four million, eight hundred fifty-five thousand, eight hundred ninety-one".