22041625 has 8 divisors (see below), whose sum is σ = 27508104. Its totient is φ = 17633200.

The previous prime is 22041623. The next prime is 22041629. The reversal of 22041625 is 52614022.

It can be written as a sum of positive squares in 4 ways, for example, as 242064 + 21799561 = 492^2 + 4669^2 .

It is not a de Polignac number, because 22041625 - 2¹ = 22041623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22041596 and 22041605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22041623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88042 + ... + 88291.

It is an arithmetic number, because the mean of its divisors is an integer number (3438513).

Almost surely, 2^22041625 is an apocalyptic number.

22041625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22041625 is a deficient number, since it is larger than the sum of its proper divisors (5466479).

22041625 is an equidigital number, since it uses as much as digits as its factorization.

22041625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176348 (or 176338 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 22041625 is about 4694.8509028509. The cubic root of 22041625 is about 280.3805412547.

Adding to 22041625 its reverse (52614022), we get a palindrome (74655647).

The spelling of 22041625 in words is "twenty-two million, forty-one thousand, six hundred twenty-five".