2238295639 has 2 divisors, whose sum is σ = 2238295640. Its totient is φ = 2238295638.

The previous prime is 2238295637. The next prime is 2238295681. The reversal of 2238295639 is 9365928322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2238295639 - 2¹ = 2238295637 is a prime.

Together with 2238295637, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2238295592 and 2238295601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2238295637) 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 as a sum of consecutive naturals, namely, 1119147819 + 1119147820.

It is an arithmetic number, because the mean of its divisors is an integer number (1119147820).

Almost surely, 2^2238295639 is an apocalyptic number.

2238295639 is a deficient number, since it is larger than the sum of its proper divisors (1).

2238295639 is an equidigital number, since it uses as much as digits as its factorization.

2238295639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 49.

The square root of 2238295639 is about 47310.6292391044. The cubic root of 2238295639 is about 1308.0945900025.

The spelling of 2238295639 in words is "two billion, two hundred thirty-eight million, two hundred ninety-five thousand, six hundred thirty-nine".