504899049 has 16 divisors (see below), whose sum is σ = 686462400. Its totient is φ = 329998656.

The previous prime is 504899023. The next prime is 504899053. The reversal of 504899049 is 940998405.

It is a de Polignac number, because none of the positive numbers 2^k-504899049 is a prime.

It is a super-2 number, since 2×504899049² = 509846099362208802, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 504898989 and 504899007.

It is not an unprimeable number, because it can be changed into a prime (504899089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65187 + ... + 72519.

It is an arithmetic number, because the mean of its divisors is an integer number (42903900).

Almost surely, 2^504899049 is an apocalyptic number.

504899049 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

504899049 is a deficient number, since it is larger than the sum of its proper divisors (181563351).

504899049 is a wasteful number, since it uses less digits than its factorization.

504899049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7784.

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 504899049 is about 22469.9588117112. The cubic root of 504899049 is about 796.2843572372.

The spelling of 504899049 in words is "five hundred four million, eight hundred ninety-nine thousand, forty-nine".