505834 has 8 divisors (see below), whose sum is σ = 867168. Its totient is φ = 216780.

The previous prime is 505823. The next prime is 505867. The reversal of 505834 is 438505.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 505799 and 505808.

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, 18052 + ... + 18079.

It is an arithmetic number, because the mean of its divisors is an integer number (108396).

2⁵⁰⁵⁸³⁴ is an apocalyptic number.

505834 is a deficient number, since it is larger than the sum of its proper divisors (361334).

505834 is a wasteful number, since it uses less digits than its factorization.

505834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36140.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 505834 is about 711.2200784567. The cubic root of 505834 is about 79.6775562884.

The spelling of 505834 in words is "five hundred five thousand, eight hundred thirty-four".