38140136 has 16 divisors (see below), whose sum is σ = 71836800. Its totient is φ = 18983664.

The previous prime is 38140121. The next prime is 38140147. The reversal of 38140136 is 63104183.

38140136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 3 ways as a sum of consecutive naturals, for example, 8906 + ... + 12473.

It is an arithmetic number, because the mean of its divisors is an integer number (4489800).

Almost surely, 2^38140136 is an apocalyptic number.

It is an amenable number.

38140136 is a deficient number, since it is larger than the sum of its proper divisors (33696664).

38140136 is a wasteful number, since it uses less digits than its factorization.

38140136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21608 (or 21604 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 38140136 is about 6175.7700734402. The cubic root of 38140136 is about 336.6103089447.

The spelling of 38140136 in words is "thirty-eight million, one hundred forty thousand, one hundred thirty-six".