503343420 has 24 divisors (see below), whose sum is σ = 1409361744. Its totient is φ = 134224896.

The previous prime is 503343419. The next prime is 503343433. The reversal of 503343420 is 24343305.

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, 4194469 + ... + 4194588.

It is an arithmetic number, because the mean of its divisors is an integer number (58723406).

Almost surely, 2^503343420 is an apocalyptic number.

It is an amenable number.

503343420 is an abundant number, since it is smaller than the sum of its proper divisors (906018324).

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

503343420 is a wasteful number, since it uses less digits than its factorization.

503343420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8389069 (or 8389067 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 503343420 is about 22435.3163561382. The cubic root of 503343420 is about 795.4657134442.

Adding to 503343420 its reverse (24343305), we get a palindrome (527686725).

The spelling of 503343420 in words is "five hundred three million, three hundred forty-three thousand, four hundred twenty".