503140432 has 40 divisors (see below), whose sum is σ = 1034029800. Its totient is φ = 236347392.

The previous prime is 503140423. The next prime is 503140441. The reversal of 503140432 is 234041305.

It is an interprime number because it is at equal distance from previous prime (503140423) and next prime (503140441).

It can be written as a sum of positive squares in 4 ways, for example, as 51322896 + 451817536 = 7164^2 + 21256^2 .

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, 191544 + ... + 194152.

It is an arithmetic number, because the mean of its divisors is an integer number (25850745).

Almost surely, 2^503140432 is an apocalyptic number.

It is an amenable number.

503140432 is an abundant number, since it is smaller than the sum of its proper divisors (530889368).

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

503140432 is a wasteful number, since it uses less digits than its factorization.

503140432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343 (or 3337 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 503140432 is about 22430.7920502153. The cubic root of 503140432 is about 795.3587674384.

Adding to 503140432 its reverse (234041305), we get a palindrome (737181737).

The spelling of 503140432 in words is "five hundred three million, one hundred forty thousand, four hundred thirty-two".