7226563 has 2 divisors, whose sum is σ = 7226564. Its totient is φ = 7226562.

The previous prime is 7226521. The next prime is 7226567. The reversal of 7226563 is 3656227.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7226563 - 2¹³ = 7218371 is a prime.

It is not a weakly prime, because it can be changed into another prime (7226567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3613281 + 3613282.

It is an arithmetic number, because the mean of its divisors is an integer number (3613282).

Almost surely, 2^7226563 is an apocalyptic number.

7226563 is a deficient number, since it is larger than the sum of its proper divisors (1).

7226563 is an equidigital number, since it uses as much as digits as its factorization.

7226563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 31.

The square root of 7226563 is about 2688.2267389489. The cubic root of 7226563 is about 193.3350511804.

The spelling of 7226563 in words is "seven million, two hundred twenty-six thousand, five hundred sixty-three".