442242202 has 8 divisors (see below), whose sum is σ = 663933312. Its totient is φ = 220931100.

The previous prime is 442242197. The next prime is 442242209. The reversal of 442242202 is 202242244.

It is a happy number.

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 (442242209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92074 + ... + 96757.

It is an arithmetic number, because the mean of its divisors is an integer number (82991664).

Almost surely, 2^442242202 is an apocalyptic number.

442242202 is a deficient number, since it is larger than the sum of its proper divisors (221691110).

442242202 is a wasteful number, since it uses less digits than its factorization.

442242202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190004.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 442242202 is about 21029.5554399041. Note that the first 3 decimals coincide. The cubic root of 442242202 is about 761.8802715790.

Adding to 442242202 its reverse (202242244), we get a palindrome (644484446).

The spelling of 442242202 in words is "four hundred forty-two million, two hundred forty-two thousand, two hundred two".