38916263 has 2 divisors, whose sum is σ = 38916264. Its totient is φ = 38916262.

The previous prime is 38916233. The next prime is 38916323. The reversal of 38916263 is 36261983.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38916263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38916203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19458131 + 19458132.

It is an arithmetic number, because the mean of its divisors is an integer number (19458132).

Almost surely, 2^38916263 is an apocalyptic number.

38916263 is a deficient number, since it is larger than the sum of its proper divisors (1).

38916263 is an equidigital number, since it uses as much as digits as its factorization.

38916263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 38916263 is about 6238.2900702035. The cubic root of 38916263 is about 338.8782610938.

The spelling of 38916263 in words is "thirty-eight million, nine hundred sixteen thousand, two hundred sixty-three".