411406 has 4 divisors (see below), whose sum is σ = 617112. Its totient is φ = 205702.

The previous prime is 411379. The next prime is 411409. The reversal of 411406 is 604114.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 411406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411409) by changing a digit.

411406 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102850 + ... + 102853.

It is an arithmetic number, because the mean of its divisors is an integer number (154278).

2⁴¹¹⁴⁰⁶ is an apocalyptic number.

411406 is a deficient number, since it is larger than the sum of its proper divisors (205706).

411406 is a wasteful number, since it uses less digits than its factorization.

411406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205705.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 411406 is about 641.4093856501. The cubic root of 411406 is about 74.3744111716.

The spelling of 411406 in words is "four hundred eleven thousand, four hundred six".