22059225 has 18 divisors (see below), whose sum is σ = 39510926. Its totient is φ = 11764800.

The previous prime is 22059223. The next prime is 22059229. The reversal of 22059225 is 52295022.

It can be written as a sum of positive squares in 3 ways, for example, as 3370896 + 18688329 = 1836^2 + 4323^2 .

It is not a de Polignac number, because 22059225 - 2¹ = 22059223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22059223) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 48796 + ... + 49245.

Almost surely, 2^22059225 is an apocalyptic number.

22059225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22059225 is a deficient number, since it is larger than the sum of its proper divisors (17451701).

22059225 is a wasteful number, since it uses less digits than its factorization.

22059225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98057 (or 98049 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 22059225 is about 4696.7249227520. The cubic root of 22059225 is about 280.4551483473.

The spelling of 22059225 in words is "twenty-two million, fifty-nine thousand, two hundred twenty-five".