20560596 has 72 divisors (see below), whose sum is σ = 56689920. Its totient is φ = 5781888.

The previous prime is 20560583. The next prime is 20560601. The reversal of 20560596 is 69506502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42685 + ... + 43163.

It is an arithmetic number, because the mean of its divisors is an integer number (787360).

Almost surely, 2^20560596 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 20560596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28344960).

20560596 is an abundant number, since it is smaller than the sum of its proper divisors (36129324).

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

20560596 is a wasteful number, since it uses less digits than its factorization.

20560596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573 (or 564 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 20560596 is about 4534.3793401082. The cubic root of 20560596 is about 273.9545807110.

The spelling of 20560596 in words is "twenty million, five hundred sixty thousand, five hundred ninety-six".