411320442 has 64 divisors (see below), whose sum is σ = 903450240. Its totient is φ = 124084224.

The previous prime is 411320401. The next prime is 411320467. The reversal of 411320442 is 244023114.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1339653 + ... + 1339959.

It is an arithmetic number, because the mean of its divisors is an integer number (14116410).

Almost surely, 2^411320442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 411320442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (451725120).

411320442 is an abundant number, since it is smaller than the sum of its proper divisors (492129798).

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

411320442 is a wasteful number, since it uses less digits than its factorization.

411320442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 411320442 is about 20281.0365119734. The cubic root of 411320442 is about 743.6925505893.

Adding to 411320442 its reverse (244023114), we get a palindrome (655343556).

The spelling of 411320442 in words is "four hundred eleven million, three hundred twenty thousand, four hundred forty-two".