505195272 has 32 divisors (see below), whose sum is σ = 1403320800. Its totient is φ = 168398352.

The previous prime is 505195267. The next prime is 505195333. The reversal of 505195272 is 272591505.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1169218 + ... + 1169649.

It is an arithmetic number, because the mean of its divisors is an integer number (43853775).

Almost surely, 2^505195272 is an apocalyptic number.

It is an amenable number.

505195272 is an abundant number, since it is smaller than the sum of its proper divisors (898125528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505195272 is a wasteful number, since it uses less digits than its factorization.

505195272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2338882 (or 2338872 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The square root of 505195272 is about 22476.5493792975. The cubic root of 505195272 is about 796.4400528012.

The spelling of 505195272 in words is "five hundred five million, one hundred ninety-five thousand, two hundred seventy-two".