442307265 has 8 divisors (see below), whose sum is σ = 707691648. Its totient is φ = 235897200.

The previous prime is 442307191. The next prime is 442307269. The reversal of 442307265 is 562703244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 442307265 - 2⁸ = 442307009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442307269) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14743561 + ... + 14743590.

It is an arithmetic number, because the mean of its divisors is an integer number (88461456).

Almost surely, 2^442307265 is an apocalyptic number.

It is an amenable number.

442307265 is a deficient number, since it is larger than the sum of its proper divisors (265384383).

442307265 is a wasteful number, since it uses less digits than its factorization.

442307265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29487159.

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 442307265 is about 21031.1023248902. The cubic root of 442307265 is about 761.9176325433.

The spelling of 442307265 in words is "four hundred forty-two million, three hundred seven thousand, two hundred sixty-five".