505440524 has 12 divisors (see below), whose sum is σ = 884689848. Its totient is φ = 252672000.

The previous prime is 505440517. The next prime is 505440541. The reversal of 505440524 is 425044505.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 22499 + ... + 38949.

It is an arithmetic number, because the mean of its divisors is an integer number (73724154).

Almost surely, 2^505440524 is an apocalyptic number.

It is an amenable number.

505440524 is a deficient number, since it is larger than the sum of its proper divisors (379249324).

505440524 is a wasteful number, since it uses less digits than its factorization.

505440524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24136 (or 24134 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 505440524 is about 22482.0044480024. The cubic root of 505440524 is about 796.5689118300.

The spelling of 505440524 in words is "five hundred five million, four hundred forty thousand, five hundred twenty-four".