20042024 has 8 divisors (see below), whose sum is σ = 37578810. Its totient is φ = 10021008.

The previous prime is 20041981. The next prime is 20042041. The reversal of 20042024 is 42024002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 14668900 + 5373124 = 3830^2 + 2318^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252619 + ... + 1252634.

Almost surely, 2^20042024 is an apocalyptic number.

It is an amenable number.

20042024 is a deficient number, since it is larger than the sum of its proper divisors (17536786).

20042024 is a wasteful number, since it uses less digits than its factorization.

20042024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505259 (or 2505255 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 20042024 is about 4476.8319155403. The cubic root of 20042024 is about 271.6317464661.

Adding to 20042024 its reverse (42024002), we get a palindrome (62066026).

It can be divided in two parts, 200 and 42024, that added together give a palindrome (42224).

The spelling of 20042024 in words is "twenty million, forty-two thousand, twenty-four".