2040022404 has 144 divisors (see below), whose sum is σ = 6167056896. Its totient is φ = 556416000.

The previous prime is 2040022373. The next prime is 2040022427. The reversal of 2040022404 is 4042200402.

2040022404 is a `hidden beast` number, since 20 + 400 + 2 + 240 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 483504 + ... + 487704.

It is an arithmetic number, because the mean of its divisors is an integer number (42826784).

Almost surely, 2^2040022404 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 2040022404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3083528448).

2040022404 is an abundant number, since it is smaller than the sum of its proper divisors (4127034492).

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

2040022404 is a wasteful number, since it uses less digits than its factorization.

2040022404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4306 (or 4301 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 2040022404 is about 45166.6071783126. The cubic root of 2040022404 is about 1268.2697839051.

Adding to 2040022404 its reverse (4042200402), we get a palindrome (6082222806).

The spelling of 2040022404 in words is "two billion, forty million, twenty-two thousand, four hundred four".