442359794 has 8 divisors (see below), whose sum is σ = 686420460. Its totient is φ = 213552976.

The previous prime is 442359793. The next prime is 442359809. The reversal of 442359794 is 497953244.

It can be written as a sum of positive squares in 2 ways, for example, as 386633569 + 55726225 = 19663^2 + 7465^2 .

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

It is not an unprimeable number, because it can be changed into a prime (442359793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3813389 + ... + 3813504.

Almost surely, 2^442359794 is an apocalyptic number.

442359794 is a deficient number, since it is larger than the sum of its proper divisors (244060666).

442359794 is a wasteful number, since it uses less digits than its factorization.

442359794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7626924.

The product of its digits is 1088640, while the sum is 47.

The square root of 442359794 is about 21032.3511286779. The cubic root of 442359794 is about 761.9477934670.

The spelling of 442359794 in words is "four hundred forty-two million, three hundred fifty-nine thousand, seven hundred ninety-four".