442228852 has 24 divisors (see below), whose sum is σ = 841533056. Its totient is φ = 202121568.

The previous prime is 442228849. The next prime is 442228861. The reversal of 442228852 is 258822244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35928 + ... + 46639.

Almost surely, 2^442228852 is an apocalyptic number.

It is an amenable number.

442228852 is a deficient number, since it is larger than the sum of its proper divisors (399304204).

442228852 is a wasteful number, since it uses less digits than its factorization.

442228852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82687 (or 82685 counting only the distinct ones).

The product of its digits is 81920, while the sum is 37.

The square root of 442228852 is about 21029.2380270898. The cubic root of 442228852 is about 761.8726051887.

The spelling of 442228852 in words is "four hundred forty-two million, two hundred twenty-eight thousand, eight hundred fifty-two".