505670 has 16 divisors (see below), whose sum is σ = 993168. Its totient is φ = 183840.

The previous prime is 505669. The next prime is 505691. The reversal of 505670 is 76505.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2189 + ... + 2408.

It is an arithmetic number, because the mean of its divisors is an integer number (62073).

2⁵⁰⁵⁶⁷⁰ is an apocalyptic number.

505670 is a deficient number, since it is larger than the sum of its proper divisors (487498).

505670 is a wasteful number, since it uses less digits than its factorization.

505670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4615.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 505670 is about 711.1047742773. The cubic root of 505670 is about 79.6689444173.

The spelling of 505670 in words is "five hundred five thousand, six hundred seventy".