4212722843 has 4 divisors (see below), whose sum is σ = 4814540400. Its totient is φ = 3610905288.

The previous prime is 4212722837. The next prime is 4212722863. The reversal of 4212722843 is 3482272124.

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

It is a cyclic number.

It is not a de Polignac number, because 4212722843 - 2¹² = 4212718747 is a prime.

It is a super-3 number, since 3×4212722843³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4212722863) 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 3 ways as a sum of consecutive naturals, for example, 300908768 + ... + 300908781.

It is an arithmetic number, because the mean of its divisors is an integer number (1203635100).

Almost surely, 2^4212722843 is an apocalyptic number.

4212722843 is a deficient number, since it is larger than the sum of its proper divisors (601817557).

4212722843 is an equidigital number, since it uses as much as digits as its factorization.

4212722843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601817556.

The product of its digits is 43008, while the sum is 35.

The square root of 4212722843 is about 64905.4916243610. The cubic root of 4212722843 is about 1615.0561624243.

Adding to 4212722843 its reverse (3482272124), we get a palindrome (7694994967).

The spelling of 4212722843 in words is "four billion, two hundred twelve million, seven hundred twenty-two thousand, eight hundred forty-three".