442938224 has 10 divisors (see below), whose sum is σ = 858192840. Its totient is φ = 221469104.

The previous prime is 442938217. The next prime is 442938259. The reversal of 442938224 is 422839244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13841804 + ... + 13841835.

It is an arithmetic number, because the mean of its divisors is an integer number (85819284).

Almost surely, 2^442938224 is an apocalyptic number.

It is an amenable number.

442938224 is a deficient number, since it is larger than the sum of its proper divisors (415254616).

442938224 is a wasteful number, since it uses less digits than its factorization.

442938224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27683647 (or 27683641 counting only the distinct ones).

The product of its digits is 110592, while the sum is 38.

The square root of 442938224 is about 21046.0975955164. The cubic root of 442938224 is about 762.2797566536.

The spelling of 442938224 in words is "four hundred forty-two million, nine hundred thirty-eight thousand, two hundred twenty-four".