4821020 has 12 divisors (see below), whose sum is σ = 10124184. Its totient is φ = 1928400.

The previous prime is 4821017. The next prime is 4821029. The reversal of 4821020 is 201284.

It is a self number, because there is not a number n which added to its sum of digits gives 4821020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4821029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120506 + ... + 120545.

It is an arithmetic number, because the mean of its divisors is an integer number (843682).

Almost surely, 2^4821020 is an apocalyptic number.

It is an amenable number.

4821020 is an abundant number, since it is smaller than the sum of its proper divisors (5303164).

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

4821020 is a wasteful number, since it uses less digits than its factorization.

4821020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241060 (or 241058 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 4821020 is about 2195.6821263562. The cubic root of 4821020 is about 168.9324099778.

The spelling of 4821020 in words is "four million, eight hundred twenty-one thousand, twenty".