505232636 has 12 divisors (see below), whose sum is σ = 884340912. Its totient is φ = 252563808.

The previous prime is 505232621. The next prime is 505232647. The reversal of 505232636 is 636232505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15416 + ... + 35328.

It is an arithmetic number, because the mean of its divisors is an integer number (73695076).

Almost surely, 2^505232636 is an apocalyptic number.

It is an amenable number.

505232636 is a deficient number, since it is larger than the sum of its proper divisors (379108276).

505232636 is a wasteful number, since it uses less digits than its factorization.

505232636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26260 (or 26258 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 505232636 is about 22477.3805413353. The cubic root of 505232636 is about 796.4596870919.

The spelling of 505232636 in words is "five hundred five million, two hundred thirty-two thousand, six hundred thirty-six".