4889863 has 16 divisors (see below), whose sum is σ = 5736960. Its totient is φ = 4118400.

The previous prime is 4889851. The next prime is 4889879. The reversal of 4889863 is 3689884.

It is not a de Polignac number, because 4889863 - 2¹⁷ = 4758791 is a prime.

It is a Duffinian number.

4889863 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4889803) 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 in 15 ways as a sum of consecutive naturals, for example, 14608 + ... + 14938.

It is an arithmetic number, because the mean of its divisors is an integer number (358560).

Almost surely, 2^4889863 is an apocalyptic number.

4889863 is a deficient number, since it is larger than the sum of its proper divisors (847097).

4889863 is a wasteful number, since it uses less digits than its factorization.

4889863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438.

The product of its digits is 331776, while the sum is 46.

The square root of 4889863 is about 2211.3034617619. The cubic root of 4889863 is about 169.7327172394.

The spelling of 4889863 in words is "four million, eight hundred eighty-nine thousand, eight hundred sixty-three".