473651638 has 8 divisors (see below), whose sum is σ = 710859240. Its totient is φ = 236698560.

The previous prime is 473651623. The next prime is 473651687. The reversal of 473651638 is 836156374.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 473651594 and 473651603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58908 + ... + 66463.

It is an arithmetic number, because the mean of its divisors is an integer number (88857405).

Almost surely, 2^473651638 is an apocalyptic number.

473651638 is a deficient number, since it is larger than the sum of its proper divisors (237207602).

473651638 is a wasteful number, since it uses less digits than its factorization.

473651638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127262.

The product of its digits is 362880, while the sum is 43.

The square root of 473651638 is about 21763.5391882846. The cubic root of 473651638 is about 779.5063927151.

The spelling of 473651638 in words is "four hundred seventy-three million, six hundred fifty-one thousand, six hundred thirty-eight".