411669 has 16 divisors (see below), whose sum is σ = 620800. Its totient is φ = 269568.

The previous prime is 411667. The next prime is 411679. The reversal of 411669 is 966114.

It is not a de Polignac number, because 411669 - 2¹ = 411667 is a prime.

It is a super-2 number, since 2×411669² = 338942731122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2037 + ... + 2229.

It is an arithmetic number, because the mean of its divisors is an integer number (38800).

2⁴¹¹⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

411669 is a deficient number, since it is larger than the sum of its proper divisors (209131).

411669 is a wasteful number, since it uses less digits than its factorization.

411669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281 (or 275 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 411669 is about 641.6143701633. The cubic root of 411669 is about 74.3902562682.

The spelling of 411669 in words is "four hundred eleven thousand, six hundred sixty-nine".