442694272 has 32 divisors (see below), whose sum is σ = 884560320. Its totient is φ = 220687104.

The previous prime is 442694267. The next prime is 442694293. The reversal of 442694272 is 272496244.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39433 + ... + 49399.

It is an arithmetic number, because the mean of its divisors is an integer number (27642510).

Almost surely, 2^442694272 is an apocalyptic number.

It is an amenable number.

442694272 is a deficient number, since it is larger than the sum of its proper divisors (441866048).

442694272 is an equidigital number, since it uses as much as digits as its factorization.

442694272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10328 (or 10316 counting only the distinct ones).

The product of its digits is 193536, while the sum is 40.

The square root of 442694272 is about 21040.3011385294. The cubic root of 442694272 is about 762.1397869308.

The spelling of 442694272 in words is "four hundred forty-two million, six hundred ninety-four thousand, two hundred seventy-two".