499549953 has 24 divisors (see below), whose sum is σ = 776677440. Its totient is φ = 284770080.

The previous prime is 499549951. The next prime is 499549993. The reversal of 499549953 is 359945994.

It is not a de Polignac number, because 499549953 - 2¹ = 499549951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 499549893 and 499549902.

It is not an unprimeable number, because it can be changed into a prime (499549951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60663 + ... + 68403.

It is an arithmetic number, because the mean of its divisors is an integer number (32361560).

Almost surely, 2^499549953 is an apocalyptic number.

It is an amenable number.

499549953 is a deficient number, since it is larger than the sum of its proper divisors (277127487).

499549953 is a wasteful number, since it uses less digits than its factorization.

499549953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8197 (or 8190 counting only the distinct ones).

The product of its digits is 7873200, while the sum is 57.

The square root of 499549953 is about 22350.6141526357. The cubic root of 499549953 is about 793.4623194733.

The spelling of 499549953 in words is "four hundred ninety-nine million, five hundred forty-nine thousand, nine hundred fifty-three".