442464606 has 24 divisors (see below), whose sum is σ = 994180824. Its totient is φ = 147488040.

The previous prime is 442464601. The next prime is 442464637. The reversal of 442464606 is 606464244.

It is a happy number.

442464606 is a `hidden beast` number, since 4 + 4 + 2 + 4 + 646 + 0 + 6 = 666.

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 11 ways as a sum of consecutive naturals, for example, 454725 + ... + 455696.

It is an arithmetic number, because the mean of its divisors is an integer number (41424201).

Almost surely, 2^442464606 is an apocalyptic number.

442464606 is an abundant number, since it is smaller than the sum of its proper divisors (551716218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442464606 is an equidigital number, since it uses as much as digits as its factorization.

442464606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910438 (or 910426 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The square root of 442464606 is about 21034.8426663952. The cubic root of 442464606 is about 762.0079669326.

The spelling of 442464606 in words is "four hundred forty-two million, four hundred sixty-four thousand, six hundred six".