499760825 has 6 divisors (see below), whose sum is σ = 619703454. Its totient is φ = 399808640.

The previous prime is 499760801. The next prime is 499760837. The reversal of 499760825 is 528067994.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 283024 + 499477801 = 532^2 + 22349^2 .

It is not a de Polignac number, because 499760825 - 2⁶ = 499760761 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9995192 + ... + 9995241.

It is an arithmetic number, because the mean of its divisors is an integer number (103283909).

Almost surely, 2^499760825 is an apocalyptic number.

It is an amenable number.

499760825 is a deficient number, since it is larger than the sum of its proper divisors (119942629).

499760825 is a wasteful number, since it uses less digits than its factorization.

499760825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19990443 (or 19990438 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 499760825 is about 22355.3310196919. The cubic root of 499760825 is about 793.5739502506.

The spelling of 499760825 in words is "four hundred ninety-nine million, seven hundred sixty thousand, eight hundred twenty-five".