4025121224 has 16 divisors (see below), whose sum is σ = 7555086000. Its totient is φ = 2010431632.

The previous prime is 4025121223. The next prime is 4025121227. The reversal of 4025121224 is 4221215204.

It is a self number, because there is not a number n which added to its sum of digits gives 4025121224.

It is not an unprimeable number, because it can be changed into a prime (4025121223) 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, 258074 + ... + 273225.

It is an arithmetic number, because the mean of its divisors is an integer number (472192875).

Almost surely, 2^4025121224 is an apocalyptic number.

It is an amenable number.

4025121224 is a deficient number, since it is larger than the sum of its proper divisors (3529964776).

4025121224 is a wasteful number, since it uses less digits than its factorization.

4025121224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532252 (or 532248 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 4025121224 is about 63443.8430740131. The cubic root of 4025121224 is about 1590.7172408500.

Adding to 4025121224 its reverse (4221215204), we get a palindrome (8246336428).

The spelling of 4025121224 in words is "four billion, twenty-five million, one hundred twenty-one thousand, two hundred twenty-four".