473996997 has 6 divisors (see below), whose sum is σ = 684662342. Its totient is φ = 315997992.

The previous prime is 473996993. The next prime is 473997011. The reversal of 473996997 is 799699374.

It can be written as a sum of positive squares in only one way, i.e., 463067361 + 10929636 = 21519^2 + 3306^2 .

It is not a de Polignac number, because 473996997 - 2² = 473996993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473996993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26333158 + ... + 26333175.

Almost surely, 2^473996997 is an apocalyptic number.

It is an amenable number.

473996997 is a deficient number, since it is larger than the sum of its proper divisors (210665345).

473996997 is a wasteful number, since it uses less digits than its factorization.

473996997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52666339 (or 52666336 counting only the distinct ones).

The product of its digits is 23147208, while the sum is 63.

The square root of 473996997 is about 21771.4720907889. The cubic root of 473996997 is about 779.6958034709.

The spelling of 473996997 in words is "four hundred seventy-three million, nine hundred ninety-six thousand, nine hundred ninety-seven".