4224215939 has 2 divisors, whose sum is σ = 4224215940. Its totient is φ = 4224215938.

The previous prime is 4224215923. The next prime is 4224215969. The reversal of 4224215939 is 9395124224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4224215939 - 2⁴ = 4224215923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4224215896 and 4224215905.

It is not a weakly prime, because it can be changed into another prime (4224215969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2112107969 + 2112107970.

It is an arithmetic number, because the mean of its divisors is an integer number (2112107970).

Almost surely, 2^4224215939 is an apocalyptic number.

4224215939 is a deficient number, since it is larger than the sum of its proper divisors (1).

4224215939 is an equidigital number, since it uses as much as digits as its factorization.

4224215939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 41.

The square root of 4224215939 is about 64993.9684816984. The cubic root of 4224215939 is about 1616.5235539073.

The spelling of 4224215939 in words is "four billion, two hundred twenty-four million, two hundred fifteen thousand, nine hundred thirty-nine".