504460421 has 4 divisors (see below), whose sum is σ = 504505344. Its totient is φ = 504415500.

The previous prime is 504460409. The next prime is 504460459. The reversal of 504460421 is 124064405.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504460421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504460321) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 10946 + ... + 33596.

It is an arithmetic number, because the mean of its divisors is an integer number (126126336).

Almost surely, 2^504460421 is an apocalyptic number.

It is an amenable number.

504460421 is a deficient number, since it is larger than the sum of its proper divisors (44923).

504460421 is a wasteful number, since it uses less digits than its factorization.

504460421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44922.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 504460421 is about 22460.1963704684. The cubic root of 504460421 is about 796.0537013550.

The spelling of 504460421 in words is "five hundred four million, four hundred sixty thousand, four hundred twenty-one".