4987866 has 24 divisors (see below), whose sum is σ = 10804320. Its totient is φ = 1534416.

The previous prime is 4987847. The next prime is 4987867. The reversal of 4987866 is 6687894.

4987866 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4987867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1446 + ... + 3473.

It is an arithmetic number, because the mean of its divisors is an integer number (450180).

Almost surely, 2^4987866 is an apocalyptic number.

4987866 is an abundant number, since it is smaller than the sum of its proper divisors (5816454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4987866 is a wasteful number, since it uses less digits than its factorization.

4987866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4950 (or 4937 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The square root of 4987866 is about 2233.3530844898. The cubic root of 4987866 is about 170.8591569661.

The spelling of 4987866 in words is "four million, nine hundred eighty-seven thousand, eight hundred sixty-six".