505410433 has 16 divisors (see below), whose sum is σ = 565272576. Its totient is φ = 447909840.

The previous prime is 505410427. The next prime is 505410457. The reversal of 505410433 is 334014505.

It is a cyclic number.

It is not a de Polignac number, because 505410433 - 2⁵ = 505410401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 505410398 and 505410407.

It is not an unprimeable number, because it can be changed into a prime (505450433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464416 + ... + 465502.

It is an arithmetic number, because the mean of its divisors is an integer number (35329536).

Almost surely, 2^505410433 is an apocalyptic number.

It is an amenable number.

505410433 is a deficient number, since it is larger than the sum of its proper divisors (59862143).

505410433 is a wasteful number, since it uses less digits than its factorization.

505410433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2124.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 505410433 is about 22481.3352139058. The cubic root of 505410433 is about 796.5531038172.

Adding to 505410433 its reverse (334014505), we get a palindrome (839424938).

The spelling of 505410433 in words is "five hundred five million, four hundred ten thousand, four hundred thirty-three".