504040332 has 18 divisors (see below), whose sum is σ = 1176275604. Its totient is φ = 167987520.

The previous prime is 504040321. The next prime is 504040357. The reversal of 504040332 is 233040405.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 504040299 and 504040308.

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 5 ways as a sum of consecutive naturals, for example, 74532 + ... + 81012.

Almost surely, 2^504040332 is an apocalyptic number.

It is an amenable number.

504040332 is an abundant number, since it is smaller than the sum of its proper divisors (672235272).

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

504040332 is an frugal number, since it uses more digits than its factorization.

504040332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12969 (or 6486 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 504040332 is about 22450.8425677078. The cubic root of 504040332 is about 795.8326689675.

Adding to 504040332 its reverse (233040405), we get a palindrome (737080737).

The spelling of 504040332 in words is "five hundred four million, forty thousand, three hundred thirty-two".