4160605 has 4 divisors (see below), whose sum is σ = 4992732. Its totient is φ = 3328480.

The previous prime is 4160599. The next prime is 4160609. The reversal of 4160605 is 5060614.

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 1708249 + 2452356 = 1307^2 + 1566^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4160605 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4160609) 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, 416056 + ... + 416065.

It is an arithmetic number, because the mean of its divisors is an integer number (1248183).

Almost surely, 2^4160605 is an apocalyptic number.

It is an amenable number.

4160605 is a deficient number, since it is larger than the sum of its proper divisors (832127).

4160605 is an equidigital number, since it uses as much as digits as its factorization.

4160605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832126.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 4160605 is about 2039.7561128723. The cubic root of 4160605 is about 160.8368265653.

Subtracting 4160605 from its reverse (5060614), we obtain a palindrome (900009).

The spelling of 4160605 in words is "four million, one hundred sixty thousand, six hundred five".