504381667 has 4 divisors (see below), whose sum is σ = 509581576. Its totient is φ = 499181760.

The previous prime is 504381649. The next prime is 504381671. The reversal of 504381667 is 766183405.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 504381667 - 2¹¹ = 504379619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504381617) 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, 2599809 + ... + 2600002.

It is an arithmetic number, because the mean of its divisors is an integer number (127395394).

Almost surely, 2^504381667 is an apocalyptic number.

504381667 is a deficient number, since it is larger than the sum of its proper divisors (5199909).

504381667 is an equidigital number, since it uses as much as digits as its factorization.

504381667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5199908.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 504381667 is about 22458.4431116674. The cubic root of 504381667 is about 796.0122738064.

The spelling of 504381667 in words is "five hundred four million, three hundred eighty-one thousand, six hundred sixty-seven".