4866820 has 24 divisors (see below), whose sum is σ = 11680704. Its totient is φ = 1668576.

The previous prime is 4866791. The next prime is 4866821. The reversal of 4866820 is 286684.

It is not an unprimeable number, because it can be changed into a prime (4866821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17242 + ... + 17521.

It is an arithmetic number, because the mean of its divisors is an integer number (486696).

Almost surely, 2^4866820 is an apocalyptic number.

It is an amenable number.

4866820 is an abundant number, since it is smaller than the sum of its proper divisors (6813884).

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

4866820 is a wasteful number, since it uses less digits than its factorization.

4866820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34779 (or 34777 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 4866820 is about 2206.0870336412. The cubic root of 4866820 is about 169.4656810752.

The spelling of 4866820 in words is "four million, eight hundred sixty-six thousand, eight hundred twenty".