506436 has 24 divisors (see below), whose sum is σ = 1350720. Its totient is φ = 144672.

The previous prime is 506423. The next prime is 506449. The reversal of 506436 is 634605.

It is an interprime number because it is at equal distance from previous prime (506423) and next prime (506449).

It is an unprimeable number.

506436 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2931 + ... + 3098.

It is an arithmetic number, because the mean of its divisors is an integer number (56280).

2⁵⁰⁶⁴³⁶ is an apocalyptic number.

It is an amenable number.

506436 is an abundant number, since it is smaller than the sum of its proper divisors (844284).

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

506436 is a wasteful number, since it uses less digits than its factorization.

506436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6043 (or 6041 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 506436 is about 711.6431690110. The cubic root of 506436 is about 79.7091522093.

The spelling of 506436 in words is "five hundred six thousand, four hundred thirty-six".