499787825 has 12 divisors (see below), whose sum is σ = 620720688. Its totient is φ = 399195600.

The previous prime is 499787791. The next prime is 499787833. The reversal of 499787825 is 528787994.

It is not a de Polignac number, because 499787825 - 2⁸ = 499787569 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 530 + ... + 31620.

It is an arithmetic number, because the mean of its divisors is an integer number (51726724).

Almost surely, 2^499787825 is an apocalyptic number.

It is an amenable number.

499787825 is a deficient number, since it is larger than the sum of its proper divisors (120932863).

499787825 is a wasteful number, since it uses less digits than its factorization.

499787825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31744 (or 31739 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 59.

The square root of 499787825 is about 22355.9348943407. The cubic root of 499787825 is about 793.5882411605.

The spelling of 499787825 in words is "four hundred ninety-nine million, seven hundred eighty-seven thousand, eight hundred twenty-five".