338662613 has 2 divisors, whose sum is σ = 338662614. Its totient is φ = 338662612.

The previous prime is 338662607. The next prime is 338662657. The reversal of 338662613 is 316266833.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241087729 + 97574884 = 15527^2 + 9878^2 .

It is an emirp because it is prime and its reverse (316266833) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 338662613 - 2¹² = 338658517 is a prime.

It is a super-2 number, since 2×338662613² = 229384730887975538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338662013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169331306 + 169331307.

It is an arithmetic number, because the mean of its divisors is an integer number (169331307).

Almost surely, 2^338662613 is an apocalyptic number.

It is an amenable number.

338662613 is a deficient number, since it is larger than the sum of its proper divisors (1).

338662613 is an equidigital number, since it uses as much as digits as its factorization.

338662613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 38.

The square root of 338662613 is about 18402.7881854897. The cubic root of 338662613 is about 697.0368712514.

The spelling of 338662613 in words is "three hundred thirty-eight million, six hundred sixty-two thousand, six hundred thirteen".