40224211 has 2 divisors, whose sum is σ = 40224212. Its totient is φ = 40224210.

The previous prime is 40224209. The next prime is 40224229. The reversal of 40224211 is 11242204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40224211 - 2¹ = 40224209 is a prime.

Together with 40224209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40224011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20112105 + 20112106.

It is an arithmetic number, because the mean of its divisors is an integer number (20112106).

Almost surely, 2^40224211 is an apocalyptic number.

40224211 is a deficient number, since it is larger than the sum of its proper divisors (1).

40224211 is an equidigital number, since it uses as much as digits as its factorization.

40224211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 40224211 is about 6342.2559866344. The cubic root of 40224211 is about 342.6329914917.

Adding to 40224211 its reverse (11242204), we get a palindrome (51466415).

The spelling of 40224211 in words is "forty million, two hundred twenty-four thousand, two hundred eleven".