4823820 has 48 divisors (see below), whose sum is σ = 15009120. Its totient is φ = 1286208.

The previous prime is 4823809. The next prime is 4823821. The reversal of 4823820 is 283284.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 13 and base 15.

It is not an unprimeable number, because it can be changed into a prime (4823821) 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, 3927 + ... + 5006.

It is an arithmetic number, because the mean of its divisors is an integer number (312690).

Almost surely, 2^4823820 is an apocalyptic number.

It is an amenable number.

4823820 is an abundant number, since it is smaller than the sum of its proper divisors (10185300).

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

4823820 is a wasteful number, since it uses less digits than its factorization.

4823820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8951 (or 8943 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 4823820 is about 2196.3196488672. The cubic root of 4823820 is about 168.9651083973.

The spelling of 4823820 in words is "four million, eight hundred twenty-three thousand, eight hundred twenty".