445235168 has 72 divisors (see below), whose sum is σ = 1079713152. Its totient is φ = 179579904.

The previous prime is 445235159. The next prime is 445235191. The reversal of 445235168 is 861532544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18305 + ... + 35007.

It is an arithmetic number, because the mean of its divisors is an integer number (14996016).

Almost surely, 2^445235168 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 445235168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (539856576).

445235168 is an abundant number, since it is smaller than the sum of its proper divisors (634477984).

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

445235168 is a wasteful number, since it uses less digits than its factorization.

445235168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16744 (or 16729 counting only the distinct ones).

The product of its digits is 115200, while the sum is 38.

The square root of 445235168 is about 21100.5963896758. The cubic root of 445235168 is about 763.5951364948.

The spelling of 445235168 in words is "four hundred forty-five million, two hundred thirty-five thousand, one hundred sixty-eight".