442333334 has 8 divisors (see below), whose sum is σ = 664863888. Its totient is φ = 220712040.

The previous prime is 442333301. The next prime is 442333351. The reversal of 442333334 is 433333244.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 442333297 and 442333306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226097 + ... + 228044.

It is an arithmetic number, because the mean of its divisors is an integer number (83107986).

Almost surely, 2^442333334 is an apocalyptic number.

442333334 is a deficient number, since it is larger than the sum of its proper divisors (222530554).

442333334 is a wasteful number, since it uses less digits than its factorization.

442333334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454630.

The product of its digits is 31104, while the sum is 29.

The square root of 442333334 is about 21031.7220883122. The cubic root of 442333334 is about 761.9326010521.

Adding to 442333334 its reverse (433333244), we get a palindrome (875666578).

The spelling of 442333334 in words is "four hundred forty-two million, three hundred thirty-three thousand, three hundred thirty-four".