40444211 has 2 divisors, whose sum is σ = 40444212. Its totient is φ = 40444210.

The previous prime is 40444199. The next prime is 40444213. The reversal of 40444211 is 11244404.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40444211 - 2⁶ = 40444147 is a prime.

Together with 40444213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40444213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20222105 + 20222106.

It is an arithmetic number, because the mean of its divisors is an integer number (20222106).

Almost surely, 2^40444211 is an apocalyptic number.

40444211 is a deficient number, since it is larger than the sum of its proper divisors (1).

40444211 is an equidigital number, since it uses as much as digits as its factorization.

40444211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 40444211 is about 6359.5763223661. The cubic root of 40444211 is about 343.2565152130.

Adding to 40444211 its reverse (11244404), we get a palindrome (51688615).

The spelling of 40444211 in words is "forty million, four hundred forty-four thousand, two hundred eleven".