503423000 has 32 divisors (see below), whose sum is σ = 1178012160. Its totient is φ = 201368800.

The previous prime is 503422979. The next prime is 503423027. The reversal of 503423000 is 324305.

It is a self number, because there is not a number n which added to its sum of digits gives 503423000.

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, 250712 + ... + 252711.

It is an arithmetic number, because the mean of its divisors is an integer number (36812880).

Almost surely, 2^503423000 is an apocalyptic number.

503423000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

503423000 is an abundant number, since it is smaller than the sum of its proper divisors (674589160).

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

503423000 is a wasteful number, since it uses less digits than its factorization.

503423000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503444 (or 503430 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 503423000 is about 22437.0898291200. The cubic root of 503423000 is about 795.5076330185.

Adding to 503423000 its reverse (324305), we get a palindrome (503747305).

The spelling of 503423000 in words is "five hundred three million, four hundred twenty-three thousand".