442063245 has 16 divisors (see below), whose sum is σ = 761709312. Its totient is φ = 217631040.

The previous prime is 442063231. The next prime is 442063249. The reversal of 442063245 is 542360244.

It is not a de Polignac number, because 442063245 - 2⁵ = 442063213 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442063249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1133301 + ... + 1133690.

It is an arithmetic number, because the mean of its divisors is an integer number (47606832).

Almost surely, 2^442063245 is an apocalyptic number.

It is an amenable number.

442063245 is a deficient number, since it is larger than the sum of its proper divisors (319646067).

442063245 is a wasteful number, since it uses less digits than its factorization.

442063245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267012.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 442063245 is about 21025.3001167641. The cubic root of 442063245 is about 761.7774906427. Note that the first 3 decimals are identical.

The spelling of 442063245 in words is "four hundred forty-two million, sixty-three thousand, two hundred forty-five".