20002052 has 48 divisors (see below), whose sum is σ = 42134400. Its totient is φ = 8128512.

The previous prime is 20002027. The next prime is 20002061. The reversal of 20002052 is 25020002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44324 + ... + 44772.

It is an arithmetic number, because the mean of its divisors is an integer number (877800).

Almost surely, 2^20002052 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 20002052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21067200).

20002052 is an abundant number, since it is smaller than the sum of its proper divisors (22132348).

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

20002052 is a wasteful number, since it uses less digits than its factorization.

20002052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540 (or 538 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 11.

The square root of 20002052 is about 4472.3653696897. The cubic root of 20002052 is about 271.4510446503.

Adding to 20002052 its reverse (25020002), we get a palindrome (45022054).

The spelling of 20002052 in words is "twenty million, two thousand, fifty-two".