Search a number
-
+
22355633 is a prime number
BaseRepresentation
bin101010101000…
…1111010110001
31120001210011102
41111101322301
521210340013
62115054145
7361006526
oct125217261
946053142
1022355633
111168a133
1275a1355
1348296b1
142d7d14d
151e68d58
hex1551eb1

22355633 has 2 divisors, whose sum is σ = 22355634. Its totient is φ = 22355632.

The previous prime is 22355623. The next prime is 22355639. The reversal of 22355633 is 33655322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15108769 + 7246864 = 3887^2 + 2692^2 .

It is a cyclic number.

It is not a de Polignac number, because 22355633 - 214 = 22339249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22355596 and 22355605.

It is not a weakly prime, because it can be changed into another prime (22355639) 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 as a sum of consecutive naturals, namely, 11177816 + 11177817.

It is an arithmetic number, because the mean of its divisors is an integer number (11177817).

Almost surely, 222355633 is an apocalyptic number.

It is an amenable number.

22355633 is a deficient number, since it is larger than the sum of its proper divisors (1).

22355633 is an equidigital number, since it uses as much as digits as its factorization.

22355633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 29.

The square root of 22355633 is about 4728.1743834169. The cubic root of 22355633 is about 281.7057146632.

The spelling of 22355633 in words is "twenty-two million, three hundred fifty-five thousand, six hundred thirty-three".