38440222 has 16 divisors (see below), whose sum is σ = 60383232. Its totient is φ = 18318520.

The previous prime is 38440201. The next prime is 38440231. The reversal of 38440222 is 22204483.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12963 + ... + 15649.

It is an arithmetic number, because the mean of its divisors is an integer number (3773952).

Almost surely, 2^38440222 is an apocalyptic number.

38440222 is a deficient number, since it is larger than the sum of its proper divisors (21943010).

38440222 is a wasteful number, since it uses less digits than its factorization.

38440222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3023.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 38440222 is about 6200.0179032000. The cubic root of 38440222 is about 337.4908185888.

The spelling of 38440222 in words is "thirty-eight million, four hundred forty thousand, two hundred twenty-two".