442965 has 8 divisors (see below), whose sum is σ = 708768. Its totient is φ = 236240.

The previous prime is 442963. The next prime is 442973. The reversal of 442965 is 569244.

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

It is not a de Polignac number, because 442965 - 2¹ = 442963 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 (442961) 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, 14751 + ... + 14780.

It is an arithmetic number, because the mean of its divisors is an integer number (88596).

2⁴⁴²⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

442965 is a deficient number, since it is larger than the sum of its proper divisors (265803).

442965 is a wasteful number, since it uses less digits than its factorization.

442965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29539.

The product of its digits is 8640, while the sum is 30.

The square root of 442965 is about 665.5561584119. The cubic root of 442965 is about 76.2295116502.

The spelling of 442965 in words is "four hundred forty-two thousand, nine hundred sixty-five".