4886891 has 2 divisors, whose sum is σ = 4886892. Its totient is φ = 4886890.

The previous prime is 4886881. The next prime is 4886897. The reversal of 4886891 is 1986884.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4886891 - 2¹⁸ = 4624747 is a prime.

It is not a weakly prime, because it can be changed into another prime (4886897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2443445 + 2443446.

It is an arithmetic number, because the mean of its divisors is an integer number (2443446).

Almost surely, 2^4886891 is an apocalyptic number.

4886891 is a deficient number, since it is larger than the sum of its proper divisors (1).

4886891 is an equidigital number, since it uses as much as digits as its factorization.

4886891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 44.

The square root of 4886891 is about 2210.6313577799. The cubic root of 4886891 is about 169.6983231014.

The spelling of 4886891 in words is "four million, eight hundred eighty-six thousand, eight hundred ninety-one".