44940281 has 2 divisors, whose sum is σ = 44940282. Its totient is φ = 44940280.

The previous prime is 44940271. The next prime is 44940293. The reversal of 44940281 is 18204944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37100281 + 7840000 = 6091^2 + 2800^2 .

It is a cyclic number.

It is not a de Polignac number, because 44940281 - 2¹⁴ = 44923897 is a prime.

It is a super-2 number, since 2×44940281² = 4039257712717922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (44940221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22470140 + 22470141.

It is an arithmetic number, because the mean of its divisors is an integer number (22470141).

Almost surely, 2^44940281 is an apocalyptic number.

It is an amenable number.

44940281 is a deficient number, since it is larger than the sum of its proper divisors (1).

44940281 is an equidigital number, since it uses as much as digits as its factorization.

44940281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 44940281 is about 6703.7512632854. The cubic root of 44940281 is about 355.5319170085.

The spelling of 44940281 in words is "forty-four million, nine hundred forty thousand, two hundred eighty-one".