471921568 has 24 divisors (see below), whose sum is σ = 932541120. Its totient is φ = 235085760.

The previous prime is 471921557. The next prime is 471921607. The reversal of 471921568 is 865129174.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18538 + ... + 35881.

It is an arithmetic number, because the mean of its divisors is an integer number (38855880).

Almost surely, 2^471921568 is an apocalyptic number.

It is an amenable number.

471921568 is a deficient number, since it is larger than the sum of its proper divisors (460619552).

471921568 is a wasteful number, since it uses less digits than its factorization.

471921568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54700 (or 54692 counting only the distinct ones).

The product of its digits is 120960, while the sum is 43.

The square root of 471921568 is about 21723.7558446968. The cubic root of 471921568 is about 778.5561543033.

The spelling of 471921568 in words is "four hundred seventy-one million, nine hundred twenty-one thousand, five hundred sixty-eight".