504640411 has 4 divisors (see below), whose sum is σ = 550516824. Its totient is φ = 458764000.

The previous prime is 504640403. The next prime is 504640429. The reversal of 504640411 is 114046405.

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 504640411 - 2³ = 504640403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (504640111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22938190 + ... + 22938211.

It is an arithmetic number, because the mean of its divisors is an integer number (137629206).

Almost surely, 2^504640411 is an apocalyptic number.

504640411 is a deficient number, since it is larger than the sum of its proper divisors (45876413).

504640411 is a wasteful number, since it uses less digits than its factorization.

504640411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45876412.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 504640411 is about 22464.2028792477. The cubic root of 504640411 is about 796.1483666398.

Adding to 504640411 its reverse (114046405), we get a palindrome (618686816).

The spelling of 504640411 in words is "five hundred four million, six hundred forty thousand, four hundred eleven".