22240411 has 4 divisors (see below), whose sum is σ = 22250824. Its totient is φ = 22230000.

The previous prime is 22240397. The next prime is 22240429. The reversal of 22240411 is 11404222.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22240411 - 2¹³ = 22232219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22240711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705 + ... + 6706.

It is an arithmetic number, because the mean of its divisors is an integer number (5562706).

Almost surely, 2^22240411 is an apocalyptic number.

22240411 is a deficient number, since it is larger than the sum of its proper divisors (10413).

22240411 is an equidigital number, since it uses as much as digits as its factorization.

22240411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10412.

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

The square root of 22240411 is about 4715.9740245256. The cubic root of 22240411 is about 281.2209058958.

Adding to 22240411 its reverse (11404222), we get a palindrome (33644633).

The spelling of 22240411 in words is "twenty-two million, two hundred forty thousand, four hundred eleven".