496686979 has 8 divisors (see below), whose sum is σ = 500243040. Its totient is φ = 493139136.

The previous prime is 496686947. The next prime is 496687003. The reversal of 496686979 is 979686694.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 496686979 - 2⁵ = 496686947 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 496686979.

It is not an unprimeable number, because it can be changed into a prime (496686919) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 165807 + ... + 168775.

It is an arithmetic number, because the mean of its divisors is an integer number (62530380).

Almost surely, 2^496686979 is an apocalyptic number.

496686979 is a deficient number, since it is larger than the sum of its proper divisors (3556061).

496686979 is a wasteful number, since it uses less digits than its factorization.

496686979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4109.

The product of its digits is 35271936, while the sum is 64.

The square root of 496686979 is about 22286.4752484551. The cubic root of 496686979 is about 791.9436087753.

The spelling of 496686979 in words is "four hundred ninety-six million, six hundred eighty-six thousand, nine hundred seventy-nine".