540226793 has 2 divisors, whose sum is σ = 540226794. Its totient is φ = 540226792.

The previous prime is 540226777. The next prime is 540226807. The reversal of 540226793 is 397622045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 409536169 + 130690624 = 20237^2 + 11432^2 .

It is a cyclic number.

It is not a de Polignac number, because 540226793 - 2⁴ = 540226777 is a prime.

It is not a weakly prime, because it can be changed into another prime (540226723) 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, 270113396 + 270113397.

It is an arithmetic number, because the mean of its divisors is an integer number (270113397).

Almost surely, 2^540226793 is an apocalyptic number.

It is an amenable number.

540226793 is a deficient number, since it is larger than the sum of its proper divisors (1).

540226793 is an equidigital number, since it uses as much as digits as its factorization.

540226793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 540226793 is about 23242.7793733882. The cubic root of 540226793 is about 814.4392710436.

The spelling of 540226793 in words is "five hundred forty million, two hundred twenty-six thousand, seven hundred ninety-three".