473664191 has 16 divisors (see below), whose sum is σ = 635970048. Its totient is φ = 340696800.

The previous prime is 473664181. The next prime is 473664197. The reversal of 473664191 is 191466374.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-473664191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473664197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235595 + ... + 237596.

It is an arithmetic number, because the mean of its divisors is an integer number (39748128).

Almost surely, 2^473664191 is an apocalyptic number.

473664191 is a deficient number, since it is larger than the sum of its proper divisors (162305857).

473664191 is a wasteful number, since it uses less digits than its factorization.

473664191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473222.

The product of its digits is 108864, while the sum is 41.

The square root of 473664191 is about 21763.8275815629. The cubic root of 473664191 is about 779.5132789697.

The spelling of 473664191 in words is "four hundred seventy-three million, six hundred sixty-four thousand, one hundred ninety-one".