442214422 has 32 divisors (see below), whose sum is σ = 747714240. Its totient is φ = 194620800.

The previous prime is 442214407. The next prime is 442214431. The reversal of 442214422 is 224412244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231672 + ... + 233572.

It is an arithmetic number, because the mean of its divisors is an integer number (23366070).

Almost surely, 2^442214422 is an apocalyptic number.

442214422 is a deficient number, since it is larger than the sum of its proper divisors (305499818).

442214422 is a wasteful number, since it uses less digits than its factorization.

442214422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328.

The product of its digits is 4096, while the sum is 25.

The square root of 442214422 is about 21028.8949305473. The cubic root of 442214422 is about 761.8643184225.

Adding to 442214422 its reverse (224412244), we get a palindrome (666626666).

The spelling of 442214422 in words is "four hundred forty-two million, two hundred fourteen thousand, four hundred twenty-two".