442235294 has 8 divisors (see below), whose sum is σ = 663783120. Its totient is φ = 220974256.

The previous prime is 442235293. The next prime is 442235347. The reversal of 442235294 is 492532244.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442235293) 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 3 ways as a sum of consecutive naturals, for example, 67799 + ... + 74034.

It is an arithmetic number, because the mean of its divisors is an integer number (82972890).

Almost surely, 2^442235294 is an apocalyptic number.

442235294 is a deficient number, since it is larger than the sum of its proper divisors (221547826).

442235294 is a wasteful number, since it uses less digits than its factorization.

442235294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143394.

The product of its digits is 69120, while the sum is 35.

The square root of 442235294 is about 21029.3911942310. The cubic root of 442235294 is about 761.8763046002.

The spelling of 442235294 in words is "four hundred forty-two million, two hundred thirty-five thousand, two hundred ninety-four".