22625055 has 16 divisors (see below), whose sum is σ = 40222560. Its totient is φ = 12066624.

The previous prime is 22625041. The next prime is 22625059. The reversal of 22625055 is 55052622.

It is not a de Polignac number, because 22625055 - 2⁵ = 22625023 is a prime.

It is a super-2 number, since 2×22625055² = 1023786227506050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22625059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83662 + ... + 83931.

It is an arithmetic number, because the mean of its divisors is an integer number (2513910).

Almost surely, 2^22625055 is an apocalyptic number.

22625055 is a deficient number, since it is larger than the sum of its proper divisors (17597505).

22625055 is a wasteful number, since it uses less digits than its factorization.

22625055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167607 (or 167601 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 22625055 is about 4756.5801790782. The cubic root of 22625055 is about 282.8328704739.

Adding to 22625055 its reverse (55052622), we get a palindrome (77677677).

It can be divided in two parts, 226 and 25055, that added together give a square (25281 = 159²).

The spelling of 22625055 in words is "twenty-two million, six hundred twenty-five thousand, fifty-five".