503946 has 12 divisors (see below), whose sum is σ = 1091922. Its totient is φ = 167976.

The previous prime is 503939. The next prime is 503947. The reversal of 503946 is 649305.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 314721 + 189225 = 561^2 + 435^2 .

It is not an unprimeable number, because it can be changed into a prime (503947) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13981 + ... + 14016.

2⁵⁰³⁹⁴⁶ is an apocalyptic number.

503946 is an abundant number, since it is smaller than the sum of its proper divisors (587976).

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

503946 is a wasteful number, since it uses less digits than its factorization.

503946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28005 (or 28002 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 503946 is about 709.8915410117. The cubic root of 503946 is about 79.5783018727.

The spelling of 503946 in words is "five hundred three thousand, nine hundred forty-six".