22041025 has 6 divisors (see below), whose sum is σ = 27330902. Its totient is φ = 17632800.

The previous prime is 22041013. The next prime is 22041029. The reversal of 22041025 is 52014022.

It can be written as a sum of positive squares in 3 ways, for example, as 222784 + 21818241 = 472^2 + 4671^2 .

It is not a de Polignac number, because 22041025 - 2¹¹ = 22038977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22041029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 440796 + ... + 440845.

Almost surely, 2^22041025 is an apocalyptic number.

22041025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22041025 is a deficient number, since it is larger than the sum of its proper divisors (5289877).

22041025 is an equidigital number, since it uses as much as digits as its factorization.

22041025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881651 (or 881646 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 22041025 is about 4694.7870026232. The cubic root of 22041025 is about 280.3779971312.

Adding to 22041025 its reverse (52014022), we get a palindrome (74055047).

The spelling of 22041025 in words is "twenty-two million, forty-one thousand, twenty-five".