4216859 has 4 divisors (see below), whose sum is σ = 4224840. Its totient is φ = 4208880.

The previous prime is 4216847. The next prime is 4216871. The reversal of 4216859 is 9586124.

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

It is an interprime number because it is at equal distance from previous prime (4216847) and next prime (4216871).

It is a cyclic number.

It is not a de Polignac number, because 4216859 - 2⁸ = 4216603 is a prime.

It is a super-3 number, since 3×4216859³ (a number of 21 digits) contains 333 as substring.

It is a d-powerful number, because it can be written as 4⁶ + 2²² + 1 + 6⁵ + 8⁴ + 5² + 9⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4216819) 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, 3137 + ... + 4274.

It is an arithmetic number, because the mean of its divisors is an integer number (1056210).

Almost surely, 2^4216859 is an apocalyptic number.

4216859 is a deficient number, since it is larger than the sum of its proper divisors (7981).

4216859 is an equidigital number, since it uses as much as digits as its factorization.

4216859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7980.

The product of its digits is 17280, while the sum is 35.

The square root of 4216859 is about 2053.4992086680. The cubic root of 4216859 is about 161.5584557088.

The spelling of 4216859 in words is "four million, two hundred sixteen thousand, eight hundred fifty-nine".