473657668 has 12 divisors (see below), whose sum is σ = 904255632. Its totient is φ = 215298920.

The previous prime is 473657663. The next prime is 473657687. The reversal of 473657668 is 866756374.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (473657663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5382430 + ... + 5382517.

It is an arithmetic number, because the mean of its divisors is an integer number (75354636).

Almost surely, 2^473657668 is an apocalyptic number.

It is an amenable number.

473657668 is a deficient number, since it is larger than the sum of its proper divisors (430597964).

473657668 is a wasteful number, since it uses less digits than its factorization.

473657668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10764962 (or 10764960 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 52.

The square root of 473657668 is about 21763.6777222968. The cubic root of 473657668 is about 779.5097006340.

The spelling of 473657668 in words is "four hundred seventy-three million, six hundred fifty-seven thousand, six hundred sixty-eight".