4314243221 has 8 divisors (see below), whose sum is σ = 4571049024. Its totient is φ = 4057773760.

The previous prime is 4314243211. The next prime is 4314243229. The reversal of 4314243221 is 1223424134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4314243221 is a prime.

It is a super-2 number, since 2×4314243221² = 37225389139888909682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4314243229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57425 + ... + 109206.

It is an arithmetic number, because the mean of its divisors is an integer number (571381128).

Almost surely, 2^4314243221 is an apocalyptic number.

It is an amenable number.

4314243221 is a deficient number, since it is larger than the sum of its proper divisors (256805803).

4314243221 is a wasteful number, since it uses less digits than its factorization.

4314243221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168171.

The product of its digits is 4608, while the sum is 26.

The square root of 4314243221 is about 65682.8989996635. The cubic root of 4314243221 is about 1627.9268084470.

Adding to 4314243221 its reverse (1223424134), we get a palindrome (5537667355).

The spelling of 4314243221 in words is "four billion, three hundred fourteen million, two hundred forty-three thousand, two hundred twenty-one".