44464138 has 8 divisors (see below), whose sum is σ = 67954788. Its totient is φ = 21812544.

The previous prime is 44464109. The next prime is 44464141. The reversal of 44464138 is 83146444.

It can be written as a sum of positive squares in 2 ways, for example, as 43125489 + 1338649 = 6567^2 + 1157^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209631 + ... + 209842.

Almost surely, 2^44464138 is an apocalyptic number.

44464138 is a deficient number, since it is larger than the sum of its proper divisors (23490650).

44464138 is a wasteful number, since it uses less digits than its factorization.

44464138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419528.

The product of its digits is 36864, while the sum is 34.

The square root of 44464138 is about 6668.1435197512. The cubic root of 44464138 is about 354.2718341491.

The spelling of 44464138 in words is "forty-four million, four hundred sixty-four thousand, one hundred thirty-eight".