2045042022 has 32 divisors (see below), whose sum is σ = 4210797024. Its totient is φ = 661651200.

The previous prime is 2045042017. The next prime is 2045042023. The reversal of 2045042022 is 2202405402.

It is a self number, because there is not a number n which added to its sum of digits gives 2045042022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045042023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82522 + ... + 104402.

It is an arithmetic number, because the mean of its divisors is an integer number (131587407).

Almost surely, 2^2045042022 is an apocalyptic number.

2045042022 is an abundant number, since it is smaller than the sum of its proper divisors (2165755002).

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

2045042022 is a wasteful number, since it uses less digits than its factorization.

2045042022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22344.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 2045042022 is about 45222.1408383106. The cubic root of 2045042022 is about 1269.3091540989.

Adding to 2045042022 its reverse (2202405402), we get a palindrome (4247447424).

The spelling of 2045042022 in words is "two billion, forty-five million, forty-two thousand, twenty-two".