473672218 has 4 divisors (see below), whose sum is σ = 710508330. Its totient is φ = 236836108.

The previous prime is 473672197. The next prime is 473672239. The reversal of 473672218 is 812276374.

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

It is an interprime number because it is at equal distance from previous prime (473672197) and next prime (473672239).

It can be written as a sum of positive squares in only one way, i.e., 290259369 + 183412849 = 17037^2 + 13543^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118418053 + ... + 118418056.

Almost surely, 2^473672218 is an apocalyptic number.

473672218 is a deficient number, since it is larger than the sum of its proper divisors (236836112).

473672218 is a wasteful number, since it uses less digits than its factorization.

473672218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236836111.

The product of its digits is 112896, while the sum is 40.

The square root of 473672218 is about 21764.0119922775. The cubic root of 473672218 is about 779.5176823127.

The spelling of 473672218 in words is "four hundred seventy-three million, six hundred seventy-two thousand, two hundred eighteen".