44033881 has 2 divisors, whose sum is σ = 44033882. Its totient is φ = 44033880.

The previous prime is 44033867. The next prime is 44033903. The reversal of 44033881 is 18833044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33825856 + 10208025 = 5816^2 + 3195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44033881 is a prime.

It is a super-2 number, since 2×44033881² = 3877965351844322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44033681) 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 as a sum of consecutive naturals, namely, 22016940 + 22016941.

It is an arithmetic number, because the mean of its divisors is an integer number (22016941).

Almost surely, 2^44033881 is an apocalyptic number.

It is an amenable number.

44033881 is a deficient number, since it is larger than the sum of its proper divisors (1).

44033881 is an equidigital number, since it uses as much as digits as its factorization.

44033881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 44033881 is about 6635.8029657307. The cubic root of 44033881 is about 353.1254252325.

The spelling of 44033881 in words is "forty-four million, thirty-three thousand, eight hundred eighty-one".