411216652 has 48 divisors (see below), whose sum is σ = 906151680. Its totient is φ = 158616000.

The previous prime is 411216599. The next prime is 411216661. The reversal of 411216652 is 256612114.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 411216652.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24499 + ... + 37717.

It is an arithmetic number, because the mean of its divisors is an integer number (18878160).

Almost surely, 2^411216652 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 411216652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (453075840).

411216652 is an abundant number, since it is smaller than the sum of its proper divisors (494935028).

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

411216652 is a wasteful number, since it uses less digits than its factorization.

411216652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13342 (or 13340 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 411216652 is about 20278.4775562664. The cubic root of 411216652 is about 743.6299924349.

Adding to 411216652 its reverse (256612114), we get a palindrome (667828766).

The spelling of 411216652 in words is "four hundred eleven million, two hundred sixteen thousand, six hundred fifty-two".