4866889 has 4 divisors (see below), whose sum is σ = 4885120. Its totient is φ = 4848660.

The previous prime is 4866877. The next prime is 4866893. The reversal of 4866889 is 9886684.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4866889 - 2⁵ = 4866857 is a prime.

It is a Duffinian number.

4866889 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4866859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8709 + ... + 9250.

It is an arithmetic number, because the mean of its divisors is an integer number (1221280).

Almost surely, 2^4866889 is an apocalyptic number.

It is an amenable number.

4866889 is a deficient number, since it is larger than the sum of its proper divisors (18231).

4866889 is a wasteful number, since it uses less digits than its factorization.

4866889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18230.

The product of its digits is 663552, while the sum is 49.

The square root of 4866889 is about 2206.1026721347. The cubic root of 4866889 is about 169.4664819457.

The spelling of 4866889 in words is "four million, eight hundred sixty-six thousand, eight hundred eighty-nine".