411340240 has 80 divisors (see below), whose sum is σ = 1008506880. Its totient is φ = 155796480.

The previous prime is 411340231. The next prime is 411340283. The reversal of 411340240 is 42043114.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

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, 114796 + ... + 118324.

It is an arithmetic number, because the mean of its divisors is an integer number (12606336).

Almost surely, 2^411340240 is an apocalyptic number.

411340240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 411340240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (504253440).

411340240 is an abundant number, since it is smaller than the sum of its proper divisors (597166640).

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

411340240 is a wasteful number, since it uses less digits than its factorization.

411340240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3620 (or 3614 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 411340240 is about 20281.5245975247. The cubic root of 411340240 is about 743.7044823967.

Adding to 411340240 its reverse (42043114), we get a palindrome (453383354).

The spelling of 411340240 in words is "four hundred eleven million, three hundred forty thousand, two hundred forty".