504621436 has 24 divisors (see below), whose sum is σ = 964185264. Its totient is φ = 229178880.

The previous prime is 504621413. The next prime is 504621443. The reversal of 504621436 is 634126405.

It is a junction number, because it is equal to n+sod(n) for n = 504621398 and 504621407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56236 + ... + 64588.

It is an arithmetic number, because the mean of its divisors is an integer number (40174386).

Almost surely, 2^504621436 is an apocalyptic number.

It is an amenable number.

504621436 is a deficient number, since it is larger than the sum of its proper divisors (459563828).

504621436 is a wasteful number, since it uses less digits than its factorization.

504621436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9741 (or 9739 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 504621436 is about 22463.7805366773. The cubic root of 504621436 is about 796.1383878481.

The spelling of 504621436 in words is "five hundred four million, six hundred twenty-one thousand, four hundred thirty-six".