445041100 has 72 divisors (see below), whose sum is σ = 1109040128. Its totient is φ = 151848000.

The previous prime is 445041089. The next prime is 445041127. The reversal of 445041100 is 1140544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154675 + ... + 157525.

Almost surely, 2^445041100 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 445041100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (554520064).

445041100 is an abundant number, since it is smaller than the sum of its proper divisors (663999028).

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

445041100 is a wasteful number, since it uses less digits than its factorization.

445041100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3095 (or 3088 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 445041100 is about 21095.9972506635. The cubic root of 445041100 is about 763.4841757205.

Adding to 445041100 its reverse (1140544), we get a palindrome (446181644).

The spelling of 445041100 in words is "four hundred forty-five million, forty-one thousand, one hundred".