412169 has 4 divisors (see below), whose sum is σ = 413700. Its totient is φ = 410640.

The previous prime is 412157. The next prime is 412171. The reversal of 412169 is 961214.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 344569 + 67600 = 587^2 + 260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-412169 is a prime.

It is a super-2 number, since 2×412169² = 339766569122, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (412109) 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 3 ways as a sum of consecutive naturals, for example, 242 + ... + 939.

It is an arithmetic number, because the mean of its divisors is an integer number (103425).

2⁴¹²¹⁶⁹ is an apocalyptic number.

It is an amenable number.

412169 is a deficient number, since it is larger than the sum of its proper divisors (1531).

412169 is a wasteful number, since it uses less digits than its factorization.

412169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530.

The product of its digits is 432, while the sum is 23.

The square root of 412169 is about 642.0038940692. The cubic root of 412169 is about 74.4203614252.

The spelling of 412169 in words is "four hundred twelve thousand, one hundred sixty-nine".