411887 has 8 divisors (see below), whose sum is σ = 487200. Its totient is φ = 340704.

The previous prime is 411883. The next prime is 411919. The reversal of 411887 is 788114.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 411887 - 2² = 411883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411883) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 812 + ... + 1217.

It is an arithmetic number, because the mean of its divisors is an integer number (60900).

2⁴¹¹⁸⁸⁷ is an apocalyptic number.

411887 is a deficient number, since it is larger than the sum of its proper divisors (75313).

411887 is a wasteful number, since it uses less digits than its factorization.

411887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065.

The product of its digits is 1792, while the sum is 29.

The square root of 411887 is about 641.7842316542. The cubic root of 411887 is about 74.4033851121.

The spelling of 411887 in words is "four hundred eleven thousand, eight hundred eighty-seven".