505301233 has 4 divisors (see below), whose sum is σ = 505614960. Its totient is φ = 504987508.

The previous prime is 505301201. The next prime is 505301243. The reversal of 505301233 is 332103505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 505301233 - 2⁵ = 505301201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505301243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154435 + ... + 157672.

It is an arithmetic number, because the mean of its divisors is an integer number (126403740).

Almost surely, 2^505301233 is an apocalyptic number.

It is an amenable number.

505301233 is a deficient number, since it is larger than the sum of its proper divisors (313727).

505301233 is a wasteful number, since it uses less digits than its factorization.

505301233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313726.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 505301233 is about 22478.9064013355. The cubic root of 505301233 is about 796.4957313936.

Adding to 505301233 its reverse (332103505), we get a palindrome (837404738).

The spelling of 505301233 in words is "five hundred five million, three hundred one thousand, two hundred thirty-three".