411540 has 48 divisors (see below), whose sum is σ = 1216320. Its totient is φ = 103968.

The previous prime is 411529. The next prime is 411557. The reversal of 411540 is 45114.

411540 is nontrivially palindromic in base 14.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Saint-Exupery number, since it is equal to the product of the sides of a Pythagorean triangle: 95 × 57 × 76.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 411540.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21651 + ... + 21669.

It is an arithmetic number, because the mean of its divisors is an integer number (25340).

2⁴¹¹⁵⁴⁰ 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 411540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (608160).

411540 is an abundant number, since it is smaller than the sum of its proper divisors (804780).

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

411540 is a wasteful number, since it uses less digits than its factorization.

411540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69 (or 29 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 411540 is about 641.5138346131. The cubic root of 411540 is about 74.3824851822.

Adding to 411540 its reverse (45114), we get a palindrome (456654).

The spelling of 411540 in words is "four hundred eleven thousand, five hundred forty".