423503504 has 20 divisors (see below), whose sum is σ = 828665340. Its totient is φ = 209654400.

The previous prime is 423503491. The next prime is 423503543. The reversal of 423503504 is 405305324.

It can be written as a sum of positive squares in 2 ways, for example, as 270931600 + 152571904 = 16460^2 + 12352^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129419 + ... + 132650.

It is an arithmetic number, because the mean of its divisors is an integer number (41433267).

Almost surely, 2^423503504 is an apocalyptic number.

It is an amenable number.

423503504 is a deficient number, since it is larger than the sum of its proper divisors (405161836).

423503504 is a wasteful number, since it uses less digits than its factorization.

423503504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262178 (or 262172 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 423503504 is about 20579.2007619344. The cubic root of 423503504 is about 750.9638003288.

Adding to 423503504 its reverse (405305324), we get a palindrome (828808828).

It can be divided in two parts, 42350 and 3504, that added together give a palindrome (45854).

The spelling of 423503504 in words is "four hundred twenty-three million, five hundred three thousand, five hundred four".