38503928 has 8 divisors (see below), whose sum is σ = 72194880. Its totient is φ = 19251960.

The previous prime is 38503901. The next prime is 38503957. The reversal of 38503928 is 82930583.

38503928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 38503891 and 38503900.

It is a congruent number.

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, 2406488 + ... + 2406503.

It is an arithmetic number, because the mean of its divisors is an integer number (9024360).

Almost surely, 2^38503928 is an apocalyptic number.

It is an amenable number.

38503928 is a deficient number, since it is larger than the sum of its proper divisors (33690952).

38503928 is a wasteful number, since it uses less digits than its factorization.

38503928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4812997 (or 4812993 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 38503928 is about 6205.1533421826. The cubic root of 38503928 is about 337.6771540005.

The spelling of 38503928 in words is "thirty-eight million, five hundred three thousand, nine hundred twenty-eight".