473818 has 4 divisors (see below), whose sum is σ = 710730. Its totient is φ = 236908.

The previous prime is 473789. The next prime is 473833. The reversal of 473818 is 818374.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 818374 = 2 ⋅409187.

It can be written as a sum of positive squares in only one way, i.e., 471969 + 1849 = 687^2 + 43^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 473818.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118453 + ... + 118456.

2⁴⁷³⁸¹⁸ is an apocalyptic number.

473818 is a deficient number, since it is larger than the sum of its proper divisors (236912).

473818 is a wasteful number, since it uses less digits than its factorization.

473818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236911.

The product of its digits is 5376, while the sum is 31.

The square root of 473818 is about 688.3443905488. The cubic root of 473818 is about 77.9597644775.

The spelling of 473818 in words is "four hundred seventy-three thousand, eight hundred eighteen".