471684797 has 4 divisors (see below), whose sum is σ = 487949820. Its totient is φ = 455419776.

The previous prime is 471684793. The next prime is 471684817. The reversal of 471684797 is 797486174.

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

It can be written as a sum of positive squares in 2 ways, for example, as 231465796 + 240219001 = 15214^2 + 15499^2 .

It is a cyclic number.

It is not a de Polignac number, because 471684797 - 2² = 471684793 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 (471684791) 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 3 ways as a sum of consecutive naturals, for example, 8132468 + ... + 8132525.

It is an arithmetic number, because the mean of its divisors is an integer number (121987455).

Almost surely, 2^471684797 is an apocalyptic number.

It is an amenable number.

471684797 is a deficient number, since it is larger than the sum of its proper divisors (16265023).

471684797 is a wasteful number, since it uses less digits than its factorization.

471684797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16265022.

The product of its digits is 2370816, while the sum is 53.

The square root of 471684797 is about 21718.3055738702. The cubic root of 471684797 is about 778.4259276096.

The spelling of 471684797 in words is "four hundred seventy-one million, six hundred eighty-four thousand, seven hundred ninety-seven".