504415999 has 8 divisors (see below), whose sum is σ = 521607600. Its totient is φ = 487508736.

The previous prime is 504415963. The next prime is 504416041. The reversal of 504415999 is 999514405.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 504415999 - 2²³ = 496027391 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 (504415199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67474 + ... + 74575.

It is an arithmetic number, because the mean of its divisors is an integer number (65200950).

Almost surely, 2^504415999 is an apocalyptic number.

504415999 is a deficient number, since it is larger than the sum of its proper divisors (17191601).

504415999 is a wasteful number, since it uses less digits than its factorization.

504415999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142169.

The product of its (nonzero) digits is 291600, while the sum is 46.

The square root of 504415999 is about 22459.2074437189. The cubic root of 504415999 is about 796.0303342522.

The spelling of 504415999 in words is "five hundred four million, four hundred fifteen thousand, nine hundred ninety-nine".