444340037 has 2 divisors, whose sum is σ = 444340038. Its totient is φ = 444340036.

The previous prime is 444340031. The next prime is 444340051. The reversal of 444340037 is 730043444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 422754721 + 21585316 = 20561^2 + 4646^2 .

It is a cyclic number.

It is not a de Polignac number, because 444340037 - 2⁸ = 444339781 is a prime.

It is a super-2 number, since 2×444340037² = 394876136962322738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 444339991 and 444340009.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444340031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222170018 + 222170019.

It is an arithmetic number, because the mean of its divisors is an integer number (222170019).

Almost surely, 2^444340037 is an apocalyptic number.

It is an amenable number.

444340037 is a deficient number, since it is larger than the sum of its proper divisors (1).

444340037 is an equidigital number, since it uses as much as digits as its factorization.

444340037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 29.

The square root of 444340037 is about 21079.3746823761. The cubic root of 444340037 is about 763.0830653445.

The spelling of 444340037 in words is "four hundred forty-four million, three hundred forty thousand, thirty-seven".