22325655 has 32 divisors (see below), whose sum is σ = 39191040. Its totient is φ = 10762880.

The previous prime is 22325651. The next prime is 22325683. The reversal of 22325655 is 55652322.

It is not a de Polignac number, because 22325655 - 2² = 22325651 is a prime.

It is a super-3 number, since 3×22325655³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22325651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44134 + ... + 44636.

It is an arithmetic number, because the mean of its divisors is an integer number (1224720).

Almost surely, 2^22325655 is an apocalyptic number.

22325655 is a deficient number, since it is larger than the sum of its proper divisors (16865385).

22325655 is a wasteful number, since it uses less digits than its factorization.

22325655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791.

The product of its digits is 18000, while the sum is 30.

The square root of 22325655 is about 4725.0031746021. The cubic root of 22325655 is about 281.5797396793.

Subtracting from 22325655 its sum of digits (30), we obtain a square (22325625 = 4725²).

Adding to 22325655 its reverse (55652322), we get a palindrome (77977977).

It can be divided in two parts, 2232 and 5655, that added together give a palindrome (7887).

The spelling of 22325655 in words is "twenty-two million, three hundred twenty-five thousand, six hundred fifty-five".