38206664 has 16 divisors (see below), whose sum is σ = 71905920. Its totient is φ = 19031760.

The previous prime is 38206631. The next prime is 38206669. The reversal of 38206664 is 46660283.

38206664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38206669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6644 + ... + 10979.

It is an arithmetic number, because the mean of its divisors is an integer number (4494120).

Almost surely, 2^38206664 is an apocalyptic number.

It is an amenable number.

38206664 is a deficient number, since it is larger than the sum of its proper divisors (33699256).

38206664 is a wasteful number, since it uses less digits than its factorization.

38206664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17900 (or 17896 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 38206664 is about 6181.1539375751. The cubic root of 38206664 is about 336.8059121851.

The spelling of 38206664 in words is "thirty-eight million, two hundred six thousand, six hundred sixty-four".