20765852 has 12 divisors (see below), whose sum is σ = 36416016. Its totient is φ = 10361280.

The previous prime is 20765851. The next prime is 20765873. The reversal of 20765852 is 25856702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20765851) 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, 3149 + ... + 7172.

It is an arithmetic number, because the mean of its divisors is an integer number (3034668).

Almost surely, 2^20765852 is an apocalyptic number.

It is an amenable number.

20765852 is a deficient number, since it is larger than the sum of its proper divisors (15650164).

20765852 is a wasteful number, since it uses less digits than its factorization.

20765852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10828 (or 10826 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 20765852 is about 4556.9564404326. The cubic root of 20765852 is about 274.8631914551.

The spelling of 20765852 in words is "twenty million, seven hundred sixty-five thousand, eight hundred fifty-two".