442848440226 has 8 divisors (see below), whose sum is σ = 885696880464. Its totient is φ = 147616146740.

The previous prime is 442848440173. The next prime is 442848440239. The reversal of 442848440226 is 622044848244.

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

442848440226 is an admirable number.

It is a super-2 number, since 2×442848440226² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36904036680 + ... + 36904036691.

It is an arithmetic number, because the mean of its divisors is an integer number (110712110058).

Almost surely, 2^442848440226 is an apocalyptic number.

442848440226 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.

442848440226 is a wasteful number, since it uses less digits than its factorization.

442848440226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73808073376.

The product of its (nonzero) digits is 3145728, while the sum is 48.

The spelling of 442848440226 in words is "four hundred forty-two billion, eight hundred forty-eight million, four hundred forty thousand, two hundred twenty-six".