416165 has 4 divisors (see below), whose sum is σ = 499404. Its totient is φ = 332928.

The previous prime is 416159. The next prime is 416167. The reversal of 416165 is 561614.

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 312481 + 103684 = 559^2 + 322^2 .

It is a cyclic number.

It is not a de Polignac number, because 416165 - 2⁴ = 416149 is a prime.

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 a self number, because there is not a number n which added to its sum of digits gives 416165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41612 + ... + 41621.

It is an arithmetic number, because the mean of its divisors is an integer number (124851).

2⁴¹⁶¹⁶⁵ is an apocalyptic number.

It is an amenable number.

416165 is a deficient number, since it is larger than the sum of its proper divisors (83239).

416165 is an equidigital number, since it uses as much as digits as its factorization.

416165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83238.

The product of its digits is 720, while the sum is 23.

The square root of 416165 is about 645.1085180030. The cubic root of 416165 is about 74.6600914526.

Adding to 416165 its reverse (561614), we get a palindrome (977779).

The spelling of 416165 in words is "four hundred sixteen thousand, one hundred sixty-five".