4216605 has 16 divisors (see below), whose sum is σ = 6891264. Its totient is φ = 2200640.

The previous prime is 4216603. The next prime is 4216607. The reversal of 4216605 is 5066124.

It is an interprime number because it is at equal distance from previous prime (4216603) and next prime (4216607).

It is not a de Polignac number, because 4216605 - 2¹ = 4216603 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4216603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2286 + ... + 3695.

It is an arithmetic number, because the mean of its divisors is an integer number (430704).

Almost surely, 2^4216605 is an apocalyptic number.

It is an amenable number.

4216605 is a deficient number, since it is larger than the sum of its proper divisors (2674659).

4216605 is a wasteful number, since it uses less digits than its factorization.

4216605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6036.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 4216605 is about 2053.4373620834. The cubic root of 4216605 is about 161.5552118511. Note that the first 3 decimals are identical.

The spelling of 4216605 in words is "four million, two hundred sixteen thousand, six hundred five".