4253230221 has 16 divisors (see below), whose sum is σ = 6089136768. Its totient is φ = 2631104000.

The previous prime is 4253230213. The next prime is 4253230343. The reversal of 4253230221 is 1220323524.

4253230221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4253230221 - 2³ = 4253230213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4253230191 and 4253230200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4253230021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 583680 + ... + 590921.

It is an arithmetic number, because the mean of its divisors is an integer number (380571048).

Almost surely, 2^4253230221 is an apocalyptic number.

It is an amenable number.

4253230221 is a deficient number, since it is larger than the sum of its proper divisors (1835906547).

4253230221 is a wasteful number, since it uses less digits than its factorization.

4253230221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174692.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 4253230221 is about 65216.7940104388. The cubic root of 4253230221 is about 1620.2161756176.

Adding to 4253230221 its reverse (1220323524), we get a palindrome (5473553745).

The spelling of 4253230221 in words is "four billion, two hundred fifty-three million, two hundred thirty thousand, two hundred twenty-one".