443434442 has 16 divisors (see below), whose sum is σ = 737920800. Its totient is φ = 198144240.

The previous prime is 443434417. The next prime is 443434451. The reversal of 443434442 is 244434344.

It is a junction number, because it is equal to n+sod(n) for n = 443434399 and 443434408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169517 + ... + 172112.

It is an arithmetic number, because the mean of its divisors is an integer number (46120050).

Almost surely, 2^443434442 is an apocalyptic number.

443434442 is a deficient number, since it is larger than the sum of its proper divisors (294486358).

443434442 is a wasteful number, since it uses less digits than its factorization.

443434442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341701.

The product of its digits is 73728, while the sum is 32.

The square root of 443434442 is about 21057.8831319770. The cubic root of 443434442 is about 762.5643078254.

Adding to 443434442 its reverse (244434344), we get a palindrome (687868786).

The spelling of 443434442 in words is "four hundred forty-three million, four hundred thirty-four thousand, four hundred forty-two".