44013028 has 6 divisors (see below), whose sum is σ = 77022806. Its totient is φ = 22006512.

The previous prime is 44013023. The next prime is 44013043. The reversal of 44013028 is 82031044.

It can be written as a sum of positive squares in only one way, i.e., 26440164 + 17572864 = 5142^2 + 4192^2 .

It is not an unprimeable number, because it can be changed into a prime (44013023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501625 + ... + 5501632.

Almost surely, 2^44013028 is an apocalyptic number.

It is an amenable number.

44013028 is a deficient number, since it is larger than the sum of its proper divisors (33009778).

44013028 is a wasteful number, since it uses less digits than its factorization.

44013028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11003261 (or 11003259 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 44013028 is about 6634.2315304789. The cubic root of 44013028 is about 353.0696735625.

The spelling of 44013028 in words is "forty-four million, thirteen thousand, twenty-eight".