4225242144 has 24 divisors (see below), whose sum is σ = 11091260880. Its totient is φ = 1408414016.

The previous prime is 4225242137. The next prime is 4225242157. The reversal of 4225242144 is 4412425224.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22006374 + ... + 22006565.

It is an arithmetic number, because the mean of its divisors is an integer number (462135870).

Almost surely, 2^4225242144 is an apocalyptic number.

It is an amenable number.

4225242144 is an abundant number, since it is smaller than the sum of its proper divisors (6866018736).

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

4225242144 is a wasteful number, since it uses less digits than its factorization.

4225242144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44012952 (or 44012944 counting only the distinct ones).

The product of its digits is 20480, while the sum is 30.

The square root of 4225242144 is about 65001.8626194665. The cubic root of 4225242144 is about 1616.6544460667.

Adding to 4225242144 its reverse (4412425224), we get a palindrome (8637667368).

The spelling of 4225242144 in words is "four billion, two hundred twenty-five million, two hundred forty-two thousand, one hundred forty-four".