20244524 has 12 divisors (see below), whose sum is σ = 35459424. Its totient is φ = 10113264.

The previous prime is 20244517. The next prime is 20244533. The reversal of 20244524 is 42544202.

It is a self number, because there is not a number n which added to its sum of digits gives 20244524.

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 3 ways as a sum of consecutive naturals, for example, 7709 + ... + 9995.

It is an arithmetic number, because the mean of its divisors is an integer number (2954952).

Almost surely, 2^20244524 is an apocalyptic number.

It is an amenable number.

20244524 is a deficient number, since it is larger than the sum of its proper divisors (15214900).

20244524 is a wasteful number, since it uses less digits than its factorization.

20244524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504 (or 4502 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 20244524 is about 4499.3915144161. The cubic root of 20244524 is about 272.5435174447.

Adding to 20244524 its reverse (42544202), we get a palindrome (62788726).

The spelling of 20244524 in words is "twenty million, two hundred forty-four thousand, five hundred twenty-four".