20050528 has 24 divisors (see below), whose sum is σ = 39584160. Its totient is φ = 9997440.

The previous prime is 20050523. The next prime is 20050561. The reversal of 20050528 is 82505002.

It is a junction number, because it is equal to n+sod(n) for n = 20050499 and 20050508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20050523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15673 + ... + 16903.

It is an arithmetic number, because the mean of its divisors is an integer number (1649340).

Almost surely, 2^20050528 is an apocalyptic number.

It is an amenable number.

20050528 is a deficient number, since it is larger than the sum of its proper divisors (19533632).

20050528 is a wasteful number, since it uses less digits than its factorization.

20050528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750 (or 1742 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 20050528 is about 4477.7815936019. The cubic root of 20050528 is about 271.6701595814.

The spelling of 20050528 in words is "twenty million, fifty thousand, five hundred twenty-eight".