20059524 has 72 divisors (see below), whose sum is σ = 54545400. Its totient is φ = 6193152.

The previous prime is 20059517. The next prime is 20059531. The reversal of 20059524 is 42595002.

It is an interprime number because it is at equal distance from previous prime (20059517) and next prime (20059531).

It can be written as a sum of positive squares in 4 ways, for example, as 6969600 + 13089924 = 2640^2 + 3618^2 .

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, 44452 + ... + 44900.

It is an arithmetic number, because the mean of its divisors is an integer number (757575).

Almost surely, 2^20059524 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 20059524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27272700).

20059524 is an abundant number, since it is smaller than the sum of its proper divisors (34485876).

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

20059524 is a wasteful number, since it uses less digits than its factorization.

20059524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549 (or 544 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 20059524 is about 4478.7859962271. The cubic root of 20059524 is about 271.7107832721.

The spelling of 20059524 in words is "twenty million, fifty-nine thousand, five hundred twenty-four".