443204134 has 4 divisors (see below), whose sum is σ = 664806204. Its totient is φ = 221602066.

The previous prime is 443204123. The next prime is 443204183. The reversal of 443204134 is 431402344.

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

It is a junction number, because it is equal to n+sod(n) for n = 443204099 and 443204108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110801032 + ... + 110801035.

It is an arithmetic number, because the mean of its divisors is an integer number (166201551).

Almost surely, 2^443204134 is an apocalyptic number.

443204134 is a deficient number, since it is larger than the sum of its proper divisors (221602070).

443204134 is a wasteful number, since it uses less digits than its factorization.

443204134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221602069.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 443204134 is about 21052.4139708490. The cubic root of 443204134 is about 762.4322664549.

Adding to 443204134 its reverse (431402344), we get a palindrome (874606478).

The spelling of 443204134 in words is "four hundred forty-three million, two hundred four thousand, one hundred thirty-four".