496396821 has 16 divisors (see below), whose sum is σ = 708027264. Its totient is φ = 308250624.

The previous prime is 496396819. The next prime is 496396841. The reversal of 496396821 is 128693694.

It is not a de Polignac number, because 496396821 - 2¹ = 496396819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496396841) 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, 45225 + ... + 55118.

It is an arithmetic number, because the mean of its divisors is an integer number (44251704).

Almost surely, 2^496396821 is an apocalyptic number.

It is an amenable number.

496396821 is a deficient number, since it is larger than the sum of its proper divisors (211630443).

496396821 is a wasteful number, since it uses less digits than its factorization.

496396821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100460.

The product of its digits is 559872, while the sum is 48.

The square root of 496396821 is about 22279.9645646038. The cubic root of 496396821 is about 791.7893643891.

The spelling of 496396821 in words is "four hundred ninety-six million, three hundred ninety-six thousand, eight hundred twenty-one".