4022561504 has 24 divisors (see below), whose sum is σ = 8528604840. Its totient is φ = 1856566656.

The previous prime is 4022561503. The next prime is 4022561507. The reversal of 4022561504 is 4051652204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022561503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4834394 + ... + 4835225.

It is an arithmetic number, because the mean of its divisors is an integer number (355358535).

Almost surely, 2^4022561504 is an apocalyptic number.

It is an amenable number.

4022561504 is an abundant number, since it is smaller than the sum of its proper divisors (4506043336).

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

4022561504 is a wasteful number, since it uses less digits than its factorization.

4022561504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9669642 (or 9669634 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 4022561504 is about 63423.6667498813. Note that the first 3 decimals coincide. The cubic root of 4022561504 is about 1590.3799711591.

The spelling of 4022561504 in words is "four billion, twenty-two million, five hundred sixty-one thousand, five hundred four".