38318 has 24 divisors (see below), whose sum is σ = 73872. Its totient is φ = 14784.

The previous prime is 38317. The next prime is 38321. The reversal of 38318 is 81383.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 38293 and 38302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1655 + ... + 1677.

It is an arithmetic number, because the mean of its divisors is an integer number (3078).

2³⁸³¹⁸ is an apocalyptic number.

38318 is a deficient number, since it is larger than the sum of its proper divisors (35554).

38318 is a wasteful number, since it uses less digits than its factorization.

38318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56 (or 49 counting only the distinct ones).

The product of its digits is 576, while the sum is 23.

The square root of 38318 is about 195.7498403575. The cubic root of 38318 is about 33.7132750959.

The spelling of 38318 in words is "thirty-eight thousand, three hundred eighteen".