4666820 has 12 divisors (see below), whose sum is σ = 9800364. Its totient is φ = 1866720.

The previous prime is 4666819. The next prime is 4666867. The reversal of 4666820 is 286664.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2208196 + 2458624 = 1486^2 + 1568^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116651 + ... + 116690.

It is an arithmetic number, because the mean of its divisors is an integer number (816697).

Almost surely, 2^4666820 is an apocalyptic number.

It is an amenable number.

4666820 is an abundant number, since it is smaller than the sum of its proper divisors (5133544).

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

4666820 is a wasteful number, since it uses less digits than its factorization.

4666820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233350 (or 233348 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 4666820 is about 2160.2823889483. The cubic root of 4666820 is about 167.1117613971. Note that the first 3 decimals are identical.

It can be divided in two parts, 46 and 66820, that added together give a palindrome (66866).

The spelling of 4666820 in words is "four million, six hundred sixty-six thousand, eight hundred twenty".