40233211 has 2 divisors, whose sum is σ = 40233212. Its totient is φ = 40233210.

The previous prime is 40233209. The next prime is 40233217. The reversal of 40233211 is 11233204.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40233211 - 2¹ = 40233209 is a prime.

It is a super-2 number, since 2×40233211² = 3237422534741042, which contains 22 as substring.

Together with 40233209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40233217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20116605 + 20116606.

It is an arithmetic number, because the mean of its divisors is an integer number (20116606).

Almost surely, 2^40233211 is an apocalyptic number.

40233211 is a deficient number, since it is larger than the sum of its proper divisors (1).

40233211 is an equidigital number, since it uses as much as digits as its factorization.

40233211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 40233211 is about 6342.9654736566. The cubic root of 40233211 is about 342.6585438219.

Adding to 40233211 its reverse (11233204), we get a palindrome (51466415).

The spelling of 40233211 in words is "forty million, two hundred thirty-three thousand, two hundred eleven".