442022944 has 24 divisors (see below), whose sum is σ = 949345488. Its totient is φ = 200919360.

The previous prime is 442022939. The next prime is 442022963. The reversal of 442022944 is 449220244.

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, 627522 + ... + 628225.

It is an arithmetic number, because the mean of its divisors is an integer number (39556062).

Almost surely, 2^442022944 is an apocalyptic number.

442022944 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442022944 is an abundant number, since it is smaller than the sum of its proper divisors (507322544).

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

442022944 is a wasteful number, since it uses less digits than its factorization.

442022944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255768 (or 1255760 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 442022944 is about 21024.3417019416. The cubic root of 442022944 is about 761.7543406161.

The spelling of 442022944 in words is "four hundred forty-two million, twenty-two thousand, nine hundred forty-four".