4890866 has 32 divisors (see below), whose sum is σ = 8372160. Its totient is φ = 2128896.

The previous prime is 4890859. The next prime is 4890869. The reversal of 4890866 is 6680984.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4890869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43226 + ... + 43338.

It is an arithmetic number, because the mean of its divisors is an integer number (261630).

Almost surely, 2^4890866 is an apocalyptic number.

4890866 is a deficient number, since it is larger than the sum of its proper divisors (3481294).

4890866 is a wasteful number, since it uses less digits than its factorization.

4890866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 4890866 is about 2211.5302394496. The cubic root of 4890866 is about 169.7443215370.

The spelling of 4890866 in words is "four million, eight hundred ninety thousand, eight hundred sixty-six".