442464605 has 16 divisors (see below), whose sum is σ = 579700800. Its totient is φ = 321528960.

The previous prime is 442464601. The next prime is 442464637. The reversal of 442464605 is 506464244.

It is not a de Polignac number, because 442464605 - 2² = 442464601 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 (442464601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86561 + ... + 91529.

It is an arithmetic number, because the mean of its divisors is an integer number (36231300).

Almost surely, 2^442464605 is an apocalyptic number.

It is an amenable number.

442464605 is a deficient number, since it is larger than the sum of its proper divisors (137236195).

442464605 is a wasteful number, since it uses less digits than its factorization.

442464605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6604.

The product of its (nonzero) digits is 92160, while the sum is 35.

The square root of 442464605 is about 21034.8426426251. The cubic root of 442464605 is about 762.0079663586.

The spelling of 442464605 in words is "four hundred forty-two million, four hundred sixty-four thousand, six hundred five".