504838401 has 4 divisors (see below), whose sum is σ = 673117872. Its totient is φ = 336558932.

The previous prime is 504838387. The next prime is 504838427. The reversal of 504838401 is 104838405.

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.

It is a cyclic number.

It is not a de Polignac number, because 504838401 - 2⁶ = 504838337 is a prime.

It is a super-2 number, since 2×504838401² = 509723622248473602, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (504838601) 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, 84139731 + ... + 84139736.

It is an arithmetic number, because the mean of its divisors is an integer number (168279468).

Almost surely, 2^504838401 is an apocalyptic number.

It is an amenable number.

504838401 is a deficient number, since it is larger than the sum of its proper divisors (168279471).

504838401 is a wasteful number, since it uses less digits than its factorization.

504838401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168279470.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 504838401 is about 22468.6092359986. The cubic root of 504838401 is about 796.2524729839.

The spelling of 504838401 in words is "five hundred four million, eight hundred thirty-eight thousand, four hundred one".