442339492 has 24 divisors (see below), whose sum is σ = 885422720. Its totient is φ = 189414720.

The previous prime is 442339459. The next prime is 442339501. The reversal of 442339492 is 294933244.

It is a happy number.

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, 31009 + ... + 42967.

Almost surely, 2^442339492 is an apocalyptic number.

It is an amenable number.

442339492 is an abundant number, since it is smaller than the sum of its proper divisors (443083228).

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

442339492 is a wasteful number, since it uses less digits than its factorization.

442339492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13291 (or 13289 counting only the distinct ones).

The product of its digits is 186624, while the sum is 40.

The square root of 442339492 is about 21031.8684857052. The cubic root of 442339492 is about 761.9361368164.

The spelling of 442339492 in words is "four hundred forty-two million, three hundred thirty-nine thousand, four hundred ninety-two".