22522141 has 2 divisors, whose sum is σ = 22522142. Its totient is φ = 22522140.

The previous prime is 22522111. The next prime is 22522169. The reversal of 22522141 is 14122522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16040025 + 6482116 = 4005^2 + 2546^2 .

It is a cyclic number.

It is not a de Polignac number, because 22522141 - 2²³ = 14133533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22522111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11261070 + 11261071.

It is an arithmetic number, because the mean of its divisors is an integer number (11261071).

Almost surely, 2^22522141 is an apocalyptic number.

It is an amenable number.

22522141 is a deficient number, since it is larger than the sum of its proper divisors (1).

22522141 is an equidigital number, since it uses as much as digits as its factorization.

22522141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 320, while the sum is 19.

The square root of 22522141 is about 4745.7497827003. The cubic root of 22522141 is about 282.4033804337.

Adding to 22522141 its reverse (14122522), we get a palindrome (36644663).

It can be divided in two parts, 225 and 22141, that added together give a triangular number (22366 = T₂₁₁).

The spelling of 22522141 in words is "twenty-two million, five hundred twenty-two thousand, one hundred forty-one".