22103456 has 24 divisors (see below), whose sum is σ = 43922340. Its totient is φ = 10948608.

The previous prime is 22103449. The next prime is 22103503. The reversal of 22103456 is 65430122.

It can be written as a sum of positive squares in 2 ways, for example, as 22090000 + 13456 = 4700^2 + 116^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320 + ... + 6656.

Almost surely, 2^22103456 is an apocalyptic number.

It is an amenable number.

22103456 is a deficient number, since it is larger than the sum of its proper divisors (21818884).

22103456 is a wasteful number, since it uses less digits than its factorization.

22103456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6456 (or 6448 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 22103456 is about 4701.4312714321. The cubic root of 22103456 is about 280.6424702791.

Adding to 22103456 its reverse (65430122), we get a palindrome (87533578).

The spelling of 22103456 in words is "twenty-two million, one hundred three thousand, four hundred fifty-six".