442356342 has 8 divisors (see below), whose sum is σ = 884712696. Its totient is φ = 147452112.

The previous prime is 442356307. The next prime is 442356353. The reversal of 442356342 is 243653244.

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

442356342 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36863023 + ... + 36863034.

It is an arithmetic number, because the mean of its divisors is an integer number (110589087).

Almost surely, 2^442356342 is an apocalyptic number.

442356342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

442356342 is a wasteful number, since it uses less digits than its factorization.

442356342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73726062.

The product of its digits is 69120, while the sum is 33.

The square root of 442356342 is about 21032.2690644638. The cubic root of 442356342 is about 761.9458114826.

The spelling of 442356342 in words is "four hundred forty-two million, three hundred fifty-six thousand, three hundred forty-two".