38747 has 2 divisors, whose sum is σ = 38748. Its totient is φ = 38746.

The previous prime is 38737. The next prime is 38749. The reversal of 38747 is 74783.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38747 - 2¹² = 34651 is a prime.

Together with 38749, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a nialpdrome in base 15.

It is not a weakly prime, because it can be changed into another prime (38749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19373 + 19374.

It is an arithmetic number, because the mean of its divisors is an integer number (19374).

2³⁸⁷⁴⁷ is an apocalyptic number.

38747 is a deficient number, since it is larger than the sum of its proper divisors (1).

38747 is an equidigital number, since it uses as much as digits as its factorization.

38747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704, while the sum is 29.

The square root of 38747 is about 196.8425766952. The cubic root of 38747 is about 33.8386239606.

Subtracting from 38747 its product of digits (4704), we obtain a palindrome (34043).

It can be divided in two parts, 387 and 47, that added together give a palindrome (434).

The spelling of 38747 in words is "thirty-eight thousand, seven hundred forty-seven".