4242424237 has 2 divisors, whose sum is σ = 4242424238. Its totient is φ = 4242424236.

The previous prime is 4242424217. The next prime is 4242424243. The reversal of 4242424237 is 7324242424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4079249161 + 163175076 = 63869^2 + 12774^2 .

It is a cyclic number.

It is not a de Polignac number, because 4242424237 - 2¹¹ = 4242422189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4242424217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121212118 + 2121212119.

It is an arithmetic number, because the mean of its divisors is an integer number (2121212119).

Almost surely, 2^4242424237 is an apocalyptic number.

It is an amenable number.

4242424237 is a deficient number, since it is larger than the sum of its proper divisors (1).

4242424237 is an equidigital number, since it uses as much as digits as its factorization.

4242424237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86016, while the sum is 34.

The square root of 4242424237 is about 65133.8946862538. The cubic root of 4242424237 is about 1618.8428759997.

The spelling of 4242424237 in words is "four billion, two hundred forty-two million, four hundred twenty-four thousand, two hundred thirty-seven".