44138338 has 8 divisors (see below), whose sum is σ = 66684240. Its totient is φ = 21910260.

The previous prime is 44138333. The next prime is 44138363. The reversal of 44138338 is 83383144.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (44138333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79108 + ... + 79663.

It is an arithmetic number, because the mean of its divisors is an integer number (8335530).

Almost surely, 2^44138338 is an apocalyptic number.

44138338 is a deficient number, since it is larger than the sum of its proper divisors (22545902).

44138338 is a wasteful number, since it uses less digits than its factorization.

44138338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158912.

The product of its digits is 27648, while the sum is 34.

The square root of 44138338 is about 6643.6690164396. The cubic root of 44138338 is about 353.4044323122.

The spelling of 44138338 in words is "forty-four million, one hundred thirty-eight thousand, three hundred thirty-eight".