38938463 has 2 divisors, whose sum is σ = 38938464. Its totient is φ = 38938462.

The previous prime is 38938453. The next prime is 38938469. The reversal of 38938463 is 36483983.

It is a strong prime.

It is an emirp because it is prime and its reverse (36483983) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38938463 - 2¹⁰ = 38937439 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38938469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19469231 + 19469232.

It is an arithmetic number, because the mean of its divisors is an integer number (19469232).

Almost surely, 2^38938463 is an apocalyptic number.

38938463 is a deficient number, since it is larger than the sum of its proper divisors (1).

38938463 is an equidigital number, since it uses as much as digits as its factorization.

38938463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 44.

The square root of 38938463 is about 6240.0691502579. The cubic root of 38938463 is about 338.9426871781.

The spelling of 38938463 in words is "thirty-eight million, nine hundred thirty-eight thousand, four hundred sixty-three".