442844332 has 24 divisors (see below), whose sum is σ = 888901664. Its totient is φ = 189101952.

The previous prime is 442844317. The next prime is 442844351. The reversal of 442844332 is 233448244.

It is a super-2 number, since 2×442844332² = 392222204769052448, which contains 22 as substring.

It is an unprimeable number.

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, 20793 + ... + 36304.

Almost surely, 2^442844332 is an apocalyptic number.

It is an amenable number.

442844332 is an abundant number, since it is smaller than the sum of its proper divisors (446057332).

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

442844332 is a wasteful number, since it uses less digits than its factorization.

442844332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57385 (or 57383 counting only the distinct ones).

The product of its digits is 73728, while the sum is 34.

The square root of 442844332 is about 21043.8668499874. The cubic root of 442844332 is about 762.2258913327.

The spelling of 442844332 in words is "four hundred forty-two million, eight hundred forty-four thousand, three hundred thirty-two".