442442922 has 8 divisors (see below), whose sum is σ = 884885856. Its totient is φ = 147480972.

The previous prime is 442442863. The next prime is 442442939. The reversal of 442442922 is 229244244.

It is a sphenic number, since it is the product of 3 distinct primes.

442442922 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36870238 + ... + 36870249.

It is an arithmetic number, because the mean of its divisors is an integer number (110610732).

Almost surely, 2^442442922 is an apocalyptic number.

442442922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

442442922 is a wasteful number, since it uses less digits than its factorization.

442442922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73740492.

The product of its digits is 36864, while the sum is 33.

The square root of 442442922 is about 21034.3272295550. The cubic root of 442442922 is about 761.9955187425.

The spelling of 442442922 in words is "four hundred forty-two million, four hundred forty-two thousand, nine hundred twenty-two".