38073928 has 16 divisors (see below), whose sum is σ = 72736380. Its totient is φ = 18677568.

The previous prime is 38073911. The next prime is 38073941. The reversal of 38073928 is 82937083.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37970244 + 103684 = 6162^2 + 322^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44475 + ... + 45322.

Almost surely, 2^38073928 is an apocalyptic number.

It is an amenable number.

38073928 is a deficient number, since it is larger than the sum of its proper divisors (34662452).

38073928 is a wasteful number, since it uses less digits than its factorization.

38073928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89856 (or 89852 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 38073928 is about 6170.4074419766. The cubic root of 38073928 is about 336.4154206037.

The spelling of 38073928 in words is "thirty-eight million, seventy-three thousand, nine hundred twenty-eight".