38538928 has 10 divisors (see below), whose sum is σ = 74669204. Its totient is φ = 19269456.

The previous prime is 38538923. The next prime is 38538931. The reversal of 38538928 is 82983583.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (38538923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1204326 + ... + 1204357.

Almost surely, 2^38538928 is an apocalyptic number.

It is an amenable number.

38538928 is a deficient number, since it is larger than the sum of its proper divisors (36130276).

38538928 is a wasteful number, since it uses less digits than its factorization.

38538928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2408691 (or 2408685 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 38538928 is about 6207.9729380853. The cubic root of 38538928 is about 337.7794389859.

The spelling of 38538928 in words is "thirty-eight million, five hundred thirty-eight thousand, nine hundred twenty-eight".