505026241 has 4 divisors (see below), whose sum is σ = 514555092. Its totient is φ = 495497392.

The previous prime is 505026211. The next prime is 505026257. The reversal of 505026241 is 142620505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 190992400 + 314033841 = 13820^2 + 17721^2 .

It is a cyclic number.

It is not a de Polignac number, because 505026241 - 2¹⁷ = 504895169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505026211) 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 in 3 ways as a sum of consecutive naturals, for example, 4764346 + ... + 4764451.

It is an arithmetic number, because the mean of its divisors is an integer number (128638773).

Almost surely, 2^505026241 is an apocalyptic number.

It is an amenable number.

505026241 is a deficient number, since it is larger than the sum of its proper divisors (9528851).

505026241 is an equidigital number, since it uses as much as digits as its factorization.

505026241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9528850.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 505026241 is about 22472.7889012468. The cubic root of 505026241 is about 796.3512171350.

Adding to 505026241 its reverse (142620505), we get a palindrome (647646746).

The spelling of 505026241 in words is "five hundred five million, twenty-six thousand, two hundred forty-one".