434731873 has 8 divisors (see below), whose sum is σ = 438482088. Its totient is φ = 430996224.

The previous prime is 434731841. The next prime is 434731909. The reversal of 434731873 is 378137434.

It can be written as a sum of positive squares in 4 ways, for example, as 163405089 + 271326784 = 12783^2 + 16472^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 434731873 - 2⁵ = 434731841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434737873) 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 7 ways as a sum of consecutive naturals, for example, 61161 + ... + 67897.

It is an arithmetic number, because the mean of its divisors is an integer number (54810261).

Almost surely, 2^434731873 is an apocalyptic number.

It is an amenable number.

434731873 is a deficient number, since it is larger than the sum of its proper divisors (3750215).

434731873 is a wasteful number, since it uses less digits than its factorization.

434731873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7283.

The product of its digits is 169344, while the sum is 40.

The square root of 434731873 is about 20850.2247709707. The cubic root of 434731873 is about 757.5427754530.

The spelling of 434731873 in words is "four hundred thirty-four million, seven hundred thirty-one thousand, eight hundred seventy-three".