505432205 has 16 divisors (see below), whose sum is σ = 640778880. Its totient is φ = 381661632.

The previous prime is 505432201. The next prime is 505432211. The reversal of 505432205 is 502234505.

It is a cyclic number.

It is not a de Polignac number, because 505432205 - 2² = 505432201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505432201) 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 in 15 ways as a sum of consecutive naturals, for example, 16712 + ... + 35918.

It is an arithmetic number, because the mean of its divisors is an integer number (40048680).

Almost surely, 2^505432205 is an apocalyptic number.

It is an amenable number.

505432205 is a deficient number, since it is larger than the sum of its proper divisors (135346675).

505432205 is a wasteful number, since it uses less digits than its factorization.

505432205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19508.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 505432205 is about 22481.8194325993. The cubic root of 505432205 is about 796.5645415874.

The spelling of 505432205 in words is "five hundred five million, four hundred thirty-two thousand, two hundred five".