38444216 has 16 divisors (see below), whose sum is σ = 74408640. Its totient is φ = 18601920.

The previous prime is 38444207. The next prime is 38444243. The reversal of 38444216 is 61244483.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77261 + ... + 77756.

It is an arithmetic number, because the mean of its divisors is an integer number (4650540).

Almost surely, 2^38444216 is an apocalyptic number.

It is an amenable number.

38444216 is a deficient number, since it is larger than the sum of its proper divisors (35964424).

38444216 is a wasteful number, since it uses less digits than its factorization.

38444216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155054 (or 155050 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 38444216 is about 6200.3399906779. The cubic root of 38444216 is about 337.5025067944.

Adding to 38444216 its reverse (61244483), we get a palindrome (99688699).

The spelling of 38444216 in words is "thirty-eight million, four hundred forty-four thousand, two hundred sixteen".