442071244 has 24 divisors (see below), whose sum is σ = 802216800. Its totient is φ = 212903040.

The previous prime is 442071241. The next prime is 442071257. The reversal of 442071244 is 442170244.

It is not an unprimeable number, because it can be changed into a prime (442071241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46584 + ... + 55264.

It is an arithmetic number, because the mean of its divisors is an integer number (33425700).

Almost surely, 2^442071244 is an apocalyptic number.

It is an amenable number.

442071244 is a deficient number, since it is larger than the sum of its proper divisors (360145556).

442071244 is a wasteful number, since it uses less digits than its factorization.

442071244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9153 (or 9151 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 28.

The square root of 442071244 is about 21025.4903391098. The cubic root of 442071244 is about 761.7820853257.

It can be divided in two parts, 44207 and 1244, that added together give a triangular number (45451 = T₃₀₁).

The spelling of 442071244 in words is "four hundred forty-two million, seventy-one thousand, two hundred forty-four".