442396841 has 8 divisors (see below), whose sum is σ = 444312000. Its totient is φ = 440486800.

The previous prime is 442396813. The next prime is 442396859. The reversal of 442396841 is 148693244.

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

It is a cyclic number.

It is not a de Polignac number, because 442396841 - 2¹⁴ = 442380457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442393841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304166 + ... + 305616.

It is an arithmetic number, because the mean of its divisors is an integer number (55539000).

Almost surely, 2^442396841 is an apocalyptic number.

It is an amenable number.

442396841 is a deficient number, since it is larger than the sum of its proper divisors (1915159).

442396841 is a wasteful number, since it uses less digits than its factorization.

442396841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2559.

The product of its digits is 165888, while the sum is 41.

The square root of 442396841 is about 21033.2318249003. The cubic root of 442396841 is about 761.9690635525.

The spelling of 442396841 in words is "four hundred forty-two million, three hundred ninety-six thousand, eight hundred forty-one".