442626704 has 40 divisors (see below), whose sum is σ = 926966712. Its totient is φ = 203535360.

The previous prime is 442626677. The next prime is 442626713. The reversal of 442626704 is 407626244.

It can be written as a sum of positive squares in 4 ways, for example, as 165071104 + 277555600 = 12848^2 + 16660^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 54662 + ... + 62234.

Almost surely, 2^442626704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 442626704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (463483356).

442626704 is an abundant number, since it is smaller than the sum of its proper divisors (484340008).

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

442626704 is a wasteful number, since it uses less digits than its factorization.

442626704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7875 (or 7869 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 35.

The square root of 442626704 is about 21038.6953968158. The cubic root of 442626704 is about 762.1010100709.

The spelling of 442626704 in words is "four hundred forty-two million, six hundred twenty-six thousand, seven hundred four".