442897630 has 16 divisors (see below), whose sum is σ = 911103840. Its totient is φ = 151850592.

The previous prime is 442897579. The next prime is 442897649. The reversal of 442897630 is 36798244.

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, 3163485 + ... + 3163624.

It is an arithmetic number, because the mean of its divisors is an integer number (56943990).

Almost surely, 2^442897630 is an apocalyptic number.

442897630 is an abundant number, since it is smaller than the sum of its proper divisors (468206210).

442897630 is a wasteful number, since it uses less digits than its factorization.

442897630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6327123.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 442897630 is about 21045.1331666017. The cubic root of 442897630 is about 762.2564690346.

The spelling of 442897630 in words is "four hundred forty-two million, eight hundred ninety-seven thousand, six hundred thirty".