504407 has 4 divisors (see below), whose sum is σ = 534096. Its totient is φ = 474720.

The previous prime is 504403. The next prime is 504457. The reversal of 504407 is 704405.

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 504407 - 2² = 504403 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 (504403) 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, 14819 + ... + 14852.

It is an arithmetic number, because the mean of its divisors is an integer number (133524).

2⁵⁰⁴⁴⁰⁷ is an apocalyptic number.

504407 is a deficient number, since it is larger than the sum of its proper divisors (29689).

504407 is a wasteful number, since it uses less digits than its factorization.

504407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29688.

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 504407 is about 710.2161642768. The cubic root of 504407 is about 79.6025600382.

The spelling of 504407 in words is "five hundred four thousand, four hundred seven".