442063246 has 4 divisors (see below), whose sum is σ = 663094872. Its totient is φ = 221031622.

The previous prime is 442063231. The next prime is 442063249. The reversal of 442063246 is 642360244.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442063249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110515810 + ... + 110515813.

It is an arithmetic number, because the mean of its divisors is an integer number (165773718).

Almost surely, 2^442063246 is an apocalyptic number.

442063246 is a deficient number, since it is larger than the sum of its proper divisors (221031626).

442063246 is a wasteful number, since it uses less digits than its factorization.

442063246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221031625.

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 442063246 is about 21025.3001405450. The cubic root of 442063246 is about 761.7774912171. Note that the first 3 decimals are identical.

The spelling of 442063246 in words is "four hundred forty-two million, sixty-three thousand, two hundred forty-six".