442344332 has 12 divisors (see below), whose sum is σ = 799073856. Its totient is φ = 214037520.

The previous prime is 442344323. The next prime is 442344359. The reversal of 442344332 is 233443244.

It is a junction number, because it is equal to n+sod(n) for n = 442344295 and 442344304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1783523 + ... + 1783770.

It is an arithmetic number, because the mean of its divisors is an integer number (66589488).

Almost surely, 2^442344332 is an apocalyptic number.

It is an amenable number.

442344332 is a deficient number, since it is larger than the sum of its proper divisors (356729524).

442344332 is a wasteful number, since it uses less digits than its factorization.

442344332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3567328 (or 3567326 counting only the distinct ones).

The product of its digits is 27648, while the sum is 29.

The square root of 442344332 is about 21031.9835488715. The cubic root of 442344332 is about 761.9389157961.

Adding to 442344332 its reverse (233443244), we get a palindrome (675787576).

The spelling of 442344332 in words is "four hundred forty-two million, three hundred forty-four thousand, three hundred thirty-two".