38213884 has 12 divisors (see below), whose sum is σ = 66968608. Its totient is φ = 19080000.

The previous prime is 38213869. The next prime is 38213893. The reversal of 38213884 is 48831283.

38213884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 3 ways as a sum of consecutive naturals, for example, 3357 + ... + 9364.

Almost surely, 2^38213884 is an apocalyptic number.

It is an amenable number.

38213884 is a deficient number, since it is larger than the sum of its proper divisors (28754724).

38213884 is a wasteful number, since it uses less digits than its factorization.

38213884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13476 (or 13474 counting only the distinct ones).

The product of its digits is 36864, while the sum is 37.

The square root of 38213884 is about 6181.7379433295. The cubic root of 38213884 is about 336.8271265081.

The spelling of 38213884 in words is "thirty-eight million, two hundred thirteen thousand, eight hundred eighty-four".