503232400 has 60 divisors (see below), whose sum is σ = 1318937904. Its totient is φ = 182992000.

The previous prime is 503232383. The next prime is 503232407. The reversal of 503232400 is 4232305.

It is not an unprimeable number, because it can be changed into a prime (503232407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52786 + ... + 61585.

Almost surely, 2^503232400 is an apocalyptic number.

503232400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

503232400 is an abundant number, since it is smaller than the sum of its proper divisors (815705504).

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

503232400 is a wasteful number, since it uses less digits than its factorization.

503232400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114400 (or 114389 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 503232400 is about 22432.8419956099. The cubic root of 503232400 is about 795.4072251479.

Adding to 503232400 its reverse (4232305), we get a palindrome (507464705).

It can be divided in two parts, 503 and 232400, that added together give a triangular number (232903 = T₆₈₂).

The spelling of 503232400 in words is "five hundred three million, two hundred thirty-two thousand, four hundred".