44425139 has 8 divisors (see below), whose sum is σ = 50027520. Its totient is φ = 39083400.

The previous prime is 44425133. The next prime is 44425163. The reversal of 44425139 is 93152444.

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 44425139 - 2¹² = 44421043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44425133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64799 + ... + 65480.

It is an arithmetic number, because the mean of its divisors is an integer number (6253440).

Almost surely, 2^44425139 is an apocalyptic number.

44425139 is a deficient number, since it is larger than the sum of its proper divisors (5602381).

44425139 is a wasteful number, since it uses less digits than its factorization.

44425139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130321.

The product of its digits is 17280, while the sum is 32.

The square root of 44425139 is about 6665.2186010663. The cubic root of 44425139 is about 354.1682278932.

The spelling of 44425139 in words is "forty-four million, four hundred twenty-five thousand, one hundred thirty-nine".