4052220 has 24 divisors (see below), whose sum is σ = 11346384. Its totient is φ = 1080576.

The previous prime is 4052207. The next prime is 4052231. The reversal of 4052220 is 222504.

4052220 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 4052220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33709 + ... + 33828.

It is an arithmetic number, because the mean of its divisors is an integer number (472766).

Almost surely, 2^4052220 is an apocalyptic number.

It is an amenable number.

4052220 is an abundant number, since it is smaller than the sum of its proper divisors (7294164).

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

4052220 is a wasteful number, since it uses less digits than its factorization.

4052220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67549 (or 67547 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 4052220 is about 2013.0126676204. The cubic root of 4052220 is about 159.4279047738.

Adding to 4052220 its reverse (222504), we get a palindrome (4274724).

The spelling of 4052220 in words is "four million, fifty-two thousand, two hundred twenty".