442062422 has 4 divisors (see below), whose sum is σ = 663093636. Its totient is φ = 221031210.

The previous prime is 442062391. The next prime is 442062427. The reversal of 442062422 is 224260244.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 442062391 and 442062400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442062427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110515604 + ... + 110515607.

It is an arithmetic number, because the mean of its divisors is an integer number (165773409).

Almost surely, 2^442062422 is an apocalyptic number.

442062422 is a deficient number, since it is larger than the sum of its proper divisors (221031214).

442062422 is a wasteful number, since it uses less digits than its factorization.

442062422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221031213.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 442062422 is about 21025.2805450962. The cubic root of 442062422 is about 761.7770179024. Note that the first 3 decimals are identical.

The spelling of 442062422 in words is "four hundred forty-two million, sixty-two thousand, four hundred twenty-two".