38188334 has 8 divisors (see below), whose sum is σ = 57720168. Its totient is φ = 18948280.

The previous prime is 38188333. The next prime is 38188351. The reversal of 38188334 is 43388183.

It is a happy number.

38188334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38188333) 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, 72617 + ... + 73140.

It is an arithmetic number, because the mean of its divisors is an integer number (7215021).

Almost surely, 2^38188334 is an apocalyptic number.

38188334 is a deficient number, since it is larger than the sum of its proper divisors (19531834).

38188334 is a wasteful number, since it uses less digits than its factorization.

38188334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145890.

The product of its digits is 55296, while the sum is 38.

The square root of 38188334 is about 6179.6710268428. The cubic root of 38188334 is about 336.7520416533.

The spelling of 38188334 in words is "thirty-eight million, one hundred eighty-eight thousand, three hundred thirty-four".