4020852 has 48 divisors (see below), whose sum is σ = 10386432. Its totient is φ = 1200480.

The previous prime is 4020847. The next prime is 4020869. The reversal of 4020852 is 2580204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10773 + ... + 11139.

It is an arithmetic number, because the mean of its divisors is an integer number (216384).

Almost surely, 2^4020852 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4020852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5193216).

4020852 is an abundant number, since it is smaller than the sum of its proper divisors (6365580).

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

4020852 is a wasteful number, since it uses less digits than its factorization.

4020852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 4020852 is about 2005.2062238084. The cubic root of 4020852 is about 159.0154646562.

The spelling of 4020852 in words is "four million, twenty thousand, eight hundred fifty-two".