22440411 has 12 divisors (see below), whose sum is σ = 37044592. Its totient is φ = 12823056.

The previous prime is 22440401. The next prime is 22440421. The reversal of 22440411 is 11404422.

It is an interprime number because it is at equal distance from previous prime (22440401) and next prime (22440421).

It is not a de Polignac number, because 22440411 - 2⁶ = 22440347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22440401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178036 + ... + 178161.

Almost surely, 2^22440411 is an apocalyptic number.

22440411 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22440411 is a deficient number, since it is larger than the sum of its proper divisors (14604181).

22440411 is a wasteful number, since it uses less digits than its factorization.

22440411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356210 (or 356207 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 22440411 is about 4737.1310938162. The cubic root of 22440411 is about 282.0613643432.

Adding to 22440411 its reverse (11404422), we get a palindrome (33844833).

The spelling of 22440411 in words is "twenty-two million, four hundred forty thousand, four hundred eleven".