411909894 has 80 divisors (see below), whose sum is σ = 1008817200. Its totient is φ = 124581600.

The previous prime is 411909893. The next prime is 411909907. The reversal of 411909894 is 498909114.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411909893) 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, 790354 + ... + 790874.

It is an arithmetic number, because the mean of its divisors is an integer number (12610215).

Almost surely, 2^411909894 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 411909894, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (504408600).

411909894 is an abundant number, since it is smaller than the sum of its proper divisors (596907306).

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

411909894 is an equidigital number, since it uses as much as digits as its factorization.

411909894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576 (or 537 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The square root of 411909894 is about 20295.5634068138. The cubic root of 411909894 is about 744.0476361279.

The spelling of 411909894 in words is "four hundred eleven million, nine hundred nine thousand, eight hundred ninety-four".