504801409 has 8 divisors (see below), whose sum is σ = 585042048. Its totient is φ = 426592320.

The previous prime is 504801403. The next prime is 504801431. The reversal of 504801409 is 904108405.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 504801409 - 2¹⁷ = 504670337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504801403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 507352 + ... + 508345.

It is an arithmetic number, because the mean of its divisors is an integer number (73130256).

Almost surely, 2^504801409 is an apocalyptic number.

It is an amenable number.

504801409 is a deficient number, since it is larger than the sum of its proper divisors (80240639).

504801409 is a wasteful number, since it uses less digits than its factorization.

504801409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015775.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 504801409 is about 22467.7860280002. The cubic root of 504801409 is about 796.2330240600.

The spelling of 504801409 in words is "five hundred four million, eight hundred one thousand, four hundred nine".