38775216 has 20 divisors (see below), whose sum is σ = 100169432. Its totient is φ = 12925056.

The previous prime is 38775197. The next prime is 38775221. The reversal of 38775216 is 61257783.

38775216 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, 403861 + ... + 403956.

Almost surely, 2^38775216 is an apocalyptic number.

It is an amenable number.

38775216 is an abundant number, since it is smaller than the sum of its proper divisors (61394216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38775216 is a wasteful number, since it uses less digits than its factorization.

38775216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807828 (or 807822 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The square root of 38775216 is about 6226.9748674617. The cubic root of 38775216 is about 338.4683585614.

The spelling of 38775216 in words is "thirty-eight million, seven hundred seventy-five thousand, two hundred sixteen".