22041404 has 24 divisors (see below), whose sum is σ = 48091008. Its totient is φ = 8587440.

The previous prime is 22041379. The next prime is 22041427. The reversal of 22041404 is 40414022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35474 + ... + 36089.

It is an arithmetic number, because the mean of its divisors is an integer number (2003792).

Almost surely, 2^22041404 is an apocalyptic number.

It is an amenable number.

22041404 is an abundant number, since it is smaller than the sum of its proper divisors (26049604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22041404 is a wasteful number, since it uses less digits than its factorization.

22041404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71585 (or 71583 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 22041404 is about 4694.8273663682. The cubic root of 22041404 is about 280.3796041746.

Adding to 22041404 its reverse (40414022), we get a palindrome (62455426).

The spelling of 22041404 in words is "twenty-two million, forty-one thousand, four hundred four".