442875522 has 48 divisors (see below), whose sum is σ = 957815712. Its totient is φ = 136416960.

The previous prime is 442875497. The next prime is 442875583. The reversal of 442875522 is 225578244.

It is a super-2 number, since 2×442875522² = 392277455973544968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86313 + ... + 91299.

It is an arithmetic number, because the mean of its divisors is an integer number (19954494).

Almost surely, 2^442875522 is an apocalyptic number.

442875522 is an abundant number, since it is smaller than the sum of its proper divisors (514940190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442875522 is a wasteful number, since it uses less digits than its factorization.

442875522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5071 (or 5052 counting only the distinct ones).

The product of its digits is 179200, while the sum is 39.

The square root of 442875522 is about 21044.6079079654. The cubic root of 442875522 is about 762.2437857076.

The spelling of 442875522 in words is "four hundred forty-two million, eight hundred seventy-five thousand, five hundred twenty-two".