6239889 has 8 divisors (see below), whose sum is σ = 9244320. Its totient is φ = 4159908.

The previous prime is 6239887. The next prime is 6239921. The reversal of 6239889 is 9889326.

It is not a de Polignac number, because 6239889 - 2¹ = 6239887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6239887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115527 + ... + 115580.

It is an arithmetic number, because the mean of its divisors is an integer number (1155540).

Almost surely, 2^6239889 is an apocalyptic number.

It is an amenable number.

6239889 is a deficient number, since it is larger than the sum of its proper divisors (3004431).

6239889 is a wasteful number, since it uses less digits than its factorization.

6239889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231116 (or 231110 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 6239889 is about 2497.9769814792. The cubic root of 6239889 is about 184.1021900058.

The spelling of 6239889 in words is "six million, two hundred thirty-nine thousand, eight hundred eighty-nine".