473898889 has 4 divisors (see below), whose sum is σ = 490240260. Its totient is φ = 457557520.

The previous prime is 473898881. The next prime is 473898899. The reversal of 473898889 is 988898374.

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

It can be written as a sum of positive squares in 2 ways, for example, as 161493264 + 312405625 = 12708^2 + 17675^2 .

It is a cyclic number.

It is not a de Polignac number, because 473898889 - 2³ = 473898881 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 473898889.

It is not an unprimeable number, because it can be changed into a prime (473898881) by changing a digit.

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, 8170642 + ... + 8170699.

It is an arithmetic number, because the mean of its divisors is an integer number (122560065).

Almost surely, 2^473898889 is an apocalyptic number.

It is an amenable number.

473898889 is a deficient number, since it is larger than the sum of its proper divisors (16341371).

473898889 is a wasteful number, since it uses less digits than its factorization.

473898889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16341370.

The product of its digits is 27869184, while the sum is 64.

The square root of 473898889 is about 21769.2188422093. The cubic root of 473898889 is about 779.6420058909.

The spelling of 473898889 in words is "four hundred seventy-three million, eight hundred ninety-eight thousand, eight hundred eighty-nine".