38163616 has 24 divisors (see below), whose sum is σ = 75315744. Its totient is φ = 19035840.

The previous prime is 38163611. The next prime is 38163617. The reversal of 38163616 is 61636183.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (38163611) 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, 14911 + ... + 17281.

It is an arithmetic number, because the mean of its divisors is an integer number (3138156).

Almost surely, 2^38163616 is an apocalyptic number.

It is an amenable number.

38163616 is a deficient number, since it is larger than the sum of its proper divisors (37152128).

38163616 is a wasteful number, since it uses less digits than its factorization.

38163616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884 (or 2876 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 38163616 is about 6177.6707584655. The cubic root of 38163616 is about 336.6793699528.

Adding to 38163616 its reverse (61636183), we get a palindrome (99799799).

The spelling of 38163616 in words is "thirty-eight million, one hundred sixty-three thousand, six hundred sixteen".