505732 has 6 divisors (see below), whose sum is σ = 885038. Its totient is φ = 252864.

The previous prime is 505727. The next prime is 505759. The reversal of 505732 is 237505.

It can be written as a sum of positive squares in only one way, i.e., 484416 + 21316 = 696^2 + 146^2 .

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 as a sum of consecutive naturals, namely, 63213 + ... + 63220.

2⁵⁰⁵⁷³² is an apocalyptic number.

It is an amenable number.

505732 is a deficient number, since it is larger than the sum of its proper divisors (379306).

505732 is a wasteful number, since it uses less digits than its factorization.

505732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126437 (or 126435 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 22.

The square root of 505732 is about 711.1483670796. The cubic root of 505732 is about 79.6722003435.

The spelling of 505732 in words is "five hundred five thousand, seven hundred thirty-two".