20104024 has 32 divisors (see below), whose sum is σ = 40410720. Its totient is φ = 9351936.

The previous prime is 20104003. The next prime is 20104031. The reversal of 20104024 is 42040102.

It is a junction number, because it is equal to n+sod(n) for n = 20103995 and 20104013.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 5332 + ... + 8284.

It is an arithmetic number, because the mean of its divisors is an integer number (1262835).

Almost surely, 2^20104024 is an apocalyptic number.

It is an amenable number.

20104024 is an abundant number, since it is smaller than the sum of its proper divisors (20306696).

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

20104024 is a wasteful number, since it uses less digits than its factorization.

20104024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019 (or 3015 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 20104024 is about 4483.7511081682. The cubic root of 20104024 is about 271.9115557311.

Adding to 20104024 its reverse (42040102), we get a palindrome (62144126).

The spelling of 20104024 in words is "twenty million, one hundred four thousand, twenty-four".