496997947 has 4 divisors (see below), whose sum is σ = 497331000. Its totient is φ = 496664896.

The previous prime is 496997929. The next prime is 496997959. The reversal of 496997947 is 749799694.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 496997947 - 2¹⁵ = 496965179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (496997147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164278 + ... + 167275.

It is an arithmetic number, because the mean of its divisors is an integer number (124332750).

Almost surely, 2^496997947 is an apocalyptic number.

496997947 is a deficient number, since it is larger than the sum of its proper divisors (333053).

496997947 is a wasteful number, since it uses less digits than its factorization.

496997947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333052.

The product of its digits is 30862944, while the sum is 64.

The square root of 496997947 is about 22293.4507647425. The cubic root of 496997947 is about 792.1088488248.

It can be divided in two parts, 49 and 6997947, that added together give a palindrome (6997996).

The spelling of 496997947 in words is "four hundred ninety-six million, nine hundred ninety-seven thousand, nine hundred forty-seven".