442171244 has 24 divisors (see below), whose sum is σ = 789481728. Its totient is φ = 216643280.

The previous prime is 442171231. The next prime is 442171277.

442171244 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42767 + ... + 52089.

It is an arithmetic number, because the mean of its divisors is an integer number (32895072).

Almost surely, 2^442171244 is an apocalyptic number.

It is an amenable number.

442171244 is a deficient number, since it is larger than the sum of its proper divisors (347310484).

442171244 is a wasteful number, since it uses less digits than its factorization.

442171244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9565 (or 9563 counting only the distinct ones).

The product of its digits is 7168, while the sum is 29.

The square root of 442171244 is about 21027.8682704643. The cubic root of 442171244 is about 761.8395213659.

The spelling of 442171244 in words is "four hundred forty-two million, one hundred seventy-one thousand, two hundred forty-four".