38910436 has 12 divisors (see below), whose sum is σ = 69209980. Its totient is φ = 19136160.

The previous prime is 38910419. The next prime is 38910437. The reversal of 38910436 is 63401983.

38910436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7617600 + 31292836 = 2760^2 + 5594^2 .

It is not an unprimeable number, because it can be changed into a prime (38910437) 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, 79491 + ... + 79978.

Almost surely, 2^38910436 is an apocalyptic number.

It is an amenable number.

38910436 is a deficient number, since it is larger than the sum of its proper divisors (30299544).

38910436 is a wasteful number, since it uses less digits than its factorization.

38910436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159534 (or 159532 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 38910436 is about 6237.8230176881. The cubic root of 38910436 is about 338.8613466384.

The spelling of 38910436 in words is "thirty-eight million, nine hundred ten thousand, four hundred thirty-six".