20599852 has 48 divisors (see below), whose sum is σ = 46992960. Its totient is φ = 7667712.

The previous prime is 20599849. The next prime is 20599867. The reversal of 20599852 is 25899502.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4524 + ... + 7852.

It is an arithmetic number, because the mean of its divisors is an integer number (979020).

Almost surely, 2^20599852 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 20599852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23496480).

20599852 is an abundant number, since it is smaller than the sum of its proper divisors (26393108).

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

20599852 is a wasteful number, since it uses less digits than its factorization.

20599852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370 (or 3368 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 20599852 is about 4538.7059829868. The cubic root of 20599852 is about 274.1288221564.

It can be divided in two parts, 2059 and 9852, that added together give a palindrome (11911).

The spelling of 20599852 in words is "twenty million, five hundred ninety-nine thousand, eight hundred fifty-two".