38684396 has 6 divisors (see below), whose sum is σ = 67697700. Its totient is φ = 19342196.

The previous prime is 38684389. The next prime is 38684467. The reversal of 38684396 is 69348683.

38684396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 38684396.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 4835546 + ... + 4835553.

It is an arithmetic number, because the mean of its divisors is an integer number (11282950).

Almost surely, 2^38684396 is an apocalyptic number.

It is an amenable number.

38684396 is a deficient number, since it is larger than the sum of its proper divisors (29013304).

38684396 is a wasteful number, since it uses less digits than its factorization.

38684396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9671103 (or 9671101 counting only the distinct ones).

The product of its digits is 746496, while the sum is 47.

The square root of 38684396 is about 6219.6781267201. The cubic root of 38684396 is about 338.2038964431.

The spelling of 38684396 in words is "thirty-eight million, six hundred eighty-four thousand, three hundred ninety-six".