Search a number
-
+
22522849 is a prime number
BaseRepresentation
bin101010111101…
…0101111100001
31120101021112121
41111322233201
521231212344
62122424241
7362304166
oct125725741
946337477
1022522849
1111793828
127662081
13488783b
142dc406d
151e9d684
hex157abe1

22522849 has 2 divisors, whose sum is σ = 22522850. Its totient is φ = 22522848.

The previous prime is 22522811. The next prime is 22522853. The reversal of 22522849 is 94822522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14861025 + 7661824 = 3855^2 + 2768^2 .

It is a cyclic number.

It is not a de Polignac number, because 22522849 - 215 = 22490081 is a prime.

It is not a weakly prime, because it can be changed into another prime (22522889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11261424 + 11261425.

It is an arithmetic number, because the mean of its divisors is an integer number (11261425).

Almost surely, 222522849 is an apocalyptic number.

It is an amenable number.

22522849 is a deficient number, since it is larger than the sum of its proper divisors (1).

22522849 is an equidigital number, since it uses as much as digits as its factorization.

22522849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23040, while the sum is 34.

The square root of 22522849 is about 4745.8243751745. The cubic root of 22522849 is about 282.4063395884.

The spelling of 22522849 in words is "twenty-two million, five hundred twenty-two thousand, eight hundred forty-nine".