503323212 has 24 divisors (see below), whose sum is σ = 1342195456. Its totient is φ = 143806608.

The previous prime is 503323211. The next prime is 503323253. The reversal of 503323212 is 212323305.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (503323211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2995888 + ... + 2996055.

Almost surely, 2^503323212 is an apocalyptic number.

It is an amenable number.

503323212 is an abundant number, since it is smaller than the sum of its proper divisors (838872244).

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

503323212 is a wasteful number, since it uses less digits than its factorization.

503323212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5991957 (or 5991955 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 503323212 is about 22434.8659902394. The cubic root of 503323212 is about 795.4550679713.

Adding to 503323212 its reverse (212323305), we get a palindrome (715646517).

The spelling of 503323212 in words is "five hundred three million, three hundred twenty-three thousand, two hundred twelve".