496643825 has 6 divisors (see below), whose sum is σ = 615838374. Its totient is φ = 397315040.

The previous prime is 496643789. The next prime is 496643837. The reversal of 496643825 is 528346694.

It can be written as a sum of positive squares in 3 ways, for example, as 41589601 + 455054224 = 6449^2 + 21332^2 .

It is not a de Polignac number, because 496643825 - 2¹⁰ = 496642801 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 496643825.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 9932852 + ... + 9932901.

It is an arithmetic number, because the mean of its divisors is an integer number (102639729).

Almost surely, 2^496643825 is an apocalyptic number.

It is an amenable number.

496643825 is a deficient number, since it is larger than the sum of its proper divisors (119194549).

496643825 is a wasteful number, since it uses less digits than its factorization.

496643825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19865763 (or 19865758 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 47.

The square root of 496643825 is about 22285.5070617655. The cubic root of 496643825 is about 791.9206724487.

The spelling of 496643825 in words is "four hundred ninety-six million, six hundred forty-three thousand, eight hundred twenty-five".