4243222033 has 4 divisors (see below), whose sum is σ = 4244962788. Its totient is φ = 4241481280.

The previous prime is 4243222021. The next prime is 4243222043. The reversal of 4243222033 is 3302223424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1727898624 + 2515323409 = 41568^2 + 50153^2 .

It is a cyclic number.

It is not a de Polignac number, because 4243222033 - 2¹⁷ = 4243090961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4243221989 and 4243222007.

It is not an unprimeable number, because it can be changed into a prime (4243222043) 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, 866716 + ... + 871597.

It is an arithmetic number, because the mean of its divisors is an integer number (1061240697).

Almost surely, 2^4243222033 is an apocalyptic number.

It is an amenable number.

4243222033 is a deficient number, since it is larger than the sum of its proper divisors (1740755).

4243222033 is a wasteful number, since it uses less digits than its factorization.

4243222033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1740754.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 4243222033 is about 65140.0186751585. The cubic root of 4243222033 is about 1618.9443451402.

Adding to 4243222033 its reverse (3302223424), we get a palindrome (7545445457).

The spelling of 4243222033 in words is "four billion, two hundred forty-three million, two hundred twenty-two thousand, thirty-three".