40219211 has 2 divisors, whose sum is σ = 40219212. Its totient is φ = 40219210.

The previous prime is 40219177. The next prime is 40219243. The reversal of 40219211 is 11291204.

40219211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40219211 is a prime.

It is not a weakly prime, because it can be changed into another prime (40219271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20109605 + 20109606.

It is an arithmetic number, because the mean of its divisors is an integer number (20109606).

Almost surely, 2^40219211 is an apocalyptic number.

40219211 is a deficient number, since it is larger than the sum of its proper divisors (1).

40219211 is an equidigital number, since it uses as much as digits as its factorization.

40219211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 40219211 is about 6341.8617928807. The cubic root of 40219211 is about 342.6187941058.

The spelling of 40219211 in words is "forty million, two hundred nineteen thousand, two hundred eleven".