505674 has 24 divisors (see below), whose sum is σ = 1180452. Its totient is φ = 155520.

The previous prime is 505669. The next prime is 505691. The reversal of 505674 is 476505.

It can be written as a sum of positive squares in 2 ways, for example, as 497025 + 8649 = 705^2 + 93^2 .

It is an Ulam number.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 847 + ... + 1314.

2⁵⁰⁵⁶⁷⁴ is an apocalyptic number.

505674 is an abundant number, since it is smaller than the sum of its proper divisors (674778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505674 is a wasteful number, since it uses less digits than its factorization.

505674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182 (or 2179 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 505674 is about 711.1075867968. The cubic root of 505674 is about 79.6691544850.

The spelling of 505674 in words is "five hundred five thousand, six hundred seventy-four".