442125452 has 6 divisors (see below), whose sum is σ = 773719548. Its totient is φ = 221062724.

The previous prime is 442125407. The next prime is 442125493. The reversal of 442125452 is 254521244.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 55265678 + ... + 55265685.

It is an arithmetic number, because the mean of its divisors is an integer number (128953258).

Almost surely, 2^442125452 is an apocalyptic number.

It is an amenable number.

442125452 is a deficient number, since it is larger than the sum of its proper divisors (331594096).

442125452 is a wasteful number, since it uses less digits than its factorization.

442125452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110531367 (or 110531365 counting only the distinct ones).

The product of its digits is 12800, while the sum is 29.

The square root of 442125452 is about 21026.7794015156. The cubic root of 442125452 is about 761.8132213292.

Adding to 442125452 its reverse (254521244), we get a palindrome (696646696).

The spelling of 442125452 in words is "four hundred forty-two million, one hundred twenty-five thousand, four hundred fifty-two".