4233421225 has 72 divisors (see below), whose sum is σ = 6019677216. Its totient is φ = 2928384000.

The previous prime is 4233421223. The next prime is 4233421229. The reversal of 4233421225 is 5221243324.

It is not a de Polignac number, because 4233421225 - 2¹ = 4233421223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4233421193 and 4233421202.

It is not an unprimeable number, because it can be changed into a prime (4233421223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 21934729 + ... + 21934921.

It is an arithmetic number, because the mean of its divisors is an integer number (83606628).

Almost surely, 2^4233421225 is an apocalyptic number.

It is an amenable number.

4233421225 is a deficient number, since it is larger than the sum of its proper divisors (1786255991).

4233421225 is a wasteful number, since it uses less digits than its factorization.

4233421225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359 (or 323 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 4233421225 is about 65064.7464069445. The cubic root of 4233421225 is about 1617.6969287086.

Adding to 4233421225 its reverse (5221243324), we get a palindrome (9454664549).

The spelling of 4233421225 in words is "four billion, two hundred thirty-three million, four hundred twenty-one thousand, two hundred twenty-five".