38163568 has 20 divisors (see below), whose sum is σ = 74225160. Its totient is φ = 19008704.

The previous prime is 38163563. The next prime is 38163581. The reversal of 38163568 is 86536183.

It is a self number, because there is not a number n which added to its sum of digits gives 38163568.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38163563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130 + ... + 8737.

It is an arithmetic number, because the mean of its divisors is an integer number (3711258).

Almost surely, 2^38163568 is an apocalyptic number.

It is an amenable number.

38163568 is a deficient number, since it is larger than the sum of its proper divisors (36061592).

38163568 is a wasteful number, since it uses less digits than its factorization.

38163568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9144 (or 9138 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 38163568 is about 6177.6668735049. Note that the first 3 decimals coincide. The cubic root of 38163568 is about 336.6792288007.

The spelling of 38163568 in words is "thirty-eight million, one hundred sixty-three thousand, five hundred sixty-eight".