22125610 has 16 divisors (see below), whose sum is σ = 42889896. Its totient is φ = 8169408.

The previous prime is 22125601. The next prime is 22125613. The reversal of 22125610 is 1652122.

It can be written as a sum of positive squares in 4 ways, for example, as 18809569 + 3316041 = 4337^2 + 1821^2 .

It is not an unprimeable number, because it can be changed into a prime (22125613) 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 7 ways as a sum of consecutive naturals, for example, 84969 + ... + 85228.

Almost surely, 2^22125610 is an apocalyptic number.

22125610 is a deficient number, since it is larger than the sum of its proper divisors (20764286).

22125610 is a wasteful number, since it uses less digits than its factorization.

22125610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170217.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 22125610 is about 4703.7867723782. The cubic root of 22125610 is about 280.7362003765.

Adding to 22125610 its reverse (1652122), we get a palindrome (23777732).

The spelling of 22125610 in words is "twenty-two million, one hundred twenty-five thousand, six hundred ten".