4023021225 has 12 divisors (see below), whose sum is σ = 6651395216. Its totient is φ = 2145611280.

The previous prime is 4023021217. The next prime is 4023021227. The reversal of 4023021225 is 5221203204.

It is not a de Polignac number, because 4023021225 - 2³ = 4023021217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4023021227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26820067 + ... + 26820216.

Almost surely, 2^4023021225 is an apocalyptic number.

It is an amenable number.

4023021225 is a deficient number, since it is larger than the sum of its proper divisors (2628373991).

4023021225 is a wasteful number, since it uses less digits than its factorization.

4023021225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53640296 (or 53640291 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4023021225 is about 63427.2908533858. The cubic root of 4023021225 is about 1590.4405547134.

Adding to 4023021225 its reverse (5221203204), we get a palindrome (9244224429).

The spelling of 4023021225 in words is "four billion, twenty-three million, twenty-one thousand, two hundred twenty-five".