2238516337 has 2 divisors, whose sum is σ = 2238516338. Its totient is φ = 2238516336.

The previous prime is 2238516307. The next prime is 2238516419. The reversal of 2238516337 is 7336158322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1626992896 + 611523441 = 40336^2 + 24729^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2238516337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2238516337.

It is not a weakly prime, because it can be changed into another prime (2238516307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1119258168 + 1119258169.

It is an arithmetic number, because the mean of its divisors is an integer number (1119258169).

Almost surely, 2^2238516337 is an apocalyptic number.

It is an amenable number.

2238516337 is a deficient number, since it is larger than the sum of its proper divisors (1).

2238516337 is an equidigital number, since it uses as much as digits as its factorization.

2238516337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 40.

The square root of 2238516337 is about 47312.9616172989. The cubic root of 2238516337 is about 1308.1375816977.

The spelling of 2238516337 in words is "two billion, two hundred thirty-eight million, five hundred sixteen thousand, three hundred thirty-seven".