445326336 has 440 divisors, whose sum is σ = 1664456640. Its totient is φ = 115458048.

The previous prime is 445326293. The next prime is 445326337. The reversal of 445326336 is 633623544.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 445326336.

It is not an unprimeable number, because it can be changed into a prime (445326337) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7547875 + ... + 7547933.

It is an arithmetic number, because the mean of its divisors is an integer number (3782856).

Almost surely, 2^445326336 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 445326336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (832228320).

445326336 is an abundant number, since it is smaller than the sum of its proper divisors (1219130304).

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

445326336 is a wasteful number, since it uses less digits than its factorization.

445326336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 84 counting only the distinct ones).

The product of its digits is 155520, while the sum is 36.

The square root of 445326336 is about 21102.7565971842. The cubic root of 445326336 is about 763.6472517928.

The spelling of 445326336 in words is "four hundred forty-five million, three hundred twenty-six thousand, three hundred thirty-six".