38044945 has 8 divisors (see below), whose sum is σ = 46335744. Its totient is φ = 29981424.

The previous prime is 38044943. The next prime is 38044957. The reversal of 38044945 is 54944083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38044945 - 2¹ = 38044943 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38044943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56449 + ... + 57118.

It is an arithmetic number, because the mean of its divisors is an integer number (5791968).

Almost surely, 2^38044945 is an apocalyptic number.

It is an amenable number.

38044945 is a deficient number, since it is larger than the sum of its proper divisors (8290799).

38044945 is a wasteful number, since it uses less digits than its factorization.

38044945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113639.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 38044945 is about 6168.0584465454. The cubic root of 38044945 is about 336.3300358118.

The spelling of 38044945 in words is "thirty-eight million, forty-four thousand, nine hundred forty-five".