503332240 has 20 divisors (see below), whose sum is σ = 1170247644. Its totient is φ = 201332864.

The previous prime is 503332237. The next prime is 503332241. The reversal of 503332240 is 42233305.

It can be written as a sum of positive squares in 2 ways, for example, as 361912576 + 141419664 = 19024^2 + 11892^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (503332241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3145747 + ... + 3145906.

Almost surely, 2^503332240 is an apocalyptic number.

It is an amenable number.

503332240 is an abundant number, since it is smaller than the sum of its proper divisors (666915404).

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

503332240 is a wasteful number, since it uses less digits than its factorization.

503332240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6291666 (or 6291660 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 503332240 is about 22435.0671940157. The cubic root of 503332240 is about 795.4598239115.

Adding to 503332240 its reverse (42233305), we get a palindrome (545565545).

It can be divided in two parts, 5033 and 32240, that added together give a palindrome (37273).

The spelling of 503332240 in words is "five hundred three million, three hundred thirty-two thousand, two hundred forty".