470971971 has 12 divisors (see below), whose sum is σ = 680544072. Its totient is φ = 313865376.

The previous prime is 470971967. The next prime is 470971979. The reversal of 470971971 is 179179074.

470971971 is a `hidden beast` number, since 470 + 97 + 1 + 97 + 1 = 666.

It is not a de Polignac number, because 470971971 - 2² = 470971967 is a prime.

It is not an unprimeable number, because it can be changed into a prime (470971979) 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 11 ways as a sum of consecutive naturals, for example, 21280 + ... + 37346.

It is an arithmetic number, because the mean of its divisors is an integer number (56712006).

Almost surely, 2^470971971 is an apocalyptic number.

470971971 is a deficient number, since it is larger than the sum of its proper divisors (209572101).

470971971 is a wasteful number, since it uses less digits than its factorization.

470971971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19330 (or 19327 counting only the distinct ones).

The product of its (nonzero) digits is 111132, while the sum is 45.

The square root of 470971971 is about 21701.8886505299. Note that the first 3 decimals coincide. The cubic root of 470971971 is about 778.0336020582.

The spelling of 470971971 in words is "four hundred seventy million, nine hundred seventy-one thousand, nine hundred seventy-one".