473647918 has 8 divisors (see below), whose sum is σ = 710776440. Its totient is φ = 236722440.

The previous prime is 473647913. The next prime is 473647919. The reversal of 473647918 is 819746374.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473647913) 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, 44788 + ... + 54343.

It is an arithmetic number, because the mean of its divisors is an integer number (88847055).

Almost surely, 2^473647918 is an apocalyptic number.

473647918 is a deficient number, since it is larger than the sum of its proper divisors (237128522).

473647918 is a wasteful number, since it uses less digits than its factorization.

473647918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101522.

The product of its digits is 1016064, while the sum is 49.

The square root of 473647918 is about 21763.4537240761. The cubic root of 473647918 is about 779.5043519949.

The spelling of 473647918 in words is "four hundred seventy-three million, six hundred forty-seven thousand, nine hundred eighteen".