2022004440 has 48 divisors (see below), whose sum is σ = 6571515600. Its totient is φ = 539201088.

The previous prime is 2022004423. The next prime is 2022004477. The reversal of 2022004440 is 444002202.

2022004440 is a `hidden beast` number, since 2 + 0 + 220 + 0 + 4 + 440 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2807980 + ... + 2808699.

It is an arithmetic number, because the mean of its divisors is an integer number (136906575).

Almost surely, 2^2022004440 is an apocalyptic number.

2022004440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022004440 is an abundant number, since it is smaller than the sum of its proper divisors (4549511160).

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

2022004440 is a wasteful number, since it uses less digits than its factorization.

2022004440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5616696 (or 5616689 counting only the distinct ones).

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

The square root of 2022004440 is about 44966.7036817243. The cubic root of 2022004440 is about 1264.5248498011.

Adding to 2022004440 its reverse (444002202), we get a palindrome (2466006642).

The spelling of 2022004440 in words is "two billion, twenty-two million, four thousand, four hundred forty".