496894821 has 16 divisors (see below), whose sum is σ = 697881600. Its totient is φ = 313609968.

The previous prime is 496894817. The next prime is 496894823. The reversal of 496894821 is 128498694.

It is not a de Polignac number, because 496894821 - 2² = 496894817 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496894823) 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, 131460 + ... + 135186.

It is an arithmetic number, because the mean of its divisors is an integer number (43617600).

Almost surely, 2^496894821 is an apocalyptic number.

It is an amenable number.

496894821 is a deficient number, since it is larger than the sum of its proper divisors (200986779).

496894821 is a wasteful number, since it uses less digits than its factorization.

496894821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6088.

The product of its digits is 995328, while the sum is 51.

The square root of 496894821 is about 22291.1377233196. The cubic root of 496894821 is about 792.0540580768.

The spelling of 496894821 in words is "four hundred ninety-six million, eight hundred ninety-four thousand, eight hundred twenty-one".