4312219 has 4 divisors (see below), whose sum is σ = 4321296. Its totient is φ = 4303144.

The previous prime is 4312181. The next prime is 4312223. The reversal of 4312219 is 9122134.

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

It is a cyclic number.

It is not a de Polignac number, because 4312219 - 2¹¹ = 4310171 is a prime.

It is a super-2 number, since 2×4312219² = 37190465407922, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4312219.

It is not an unprimeable number, because it can be changed into a prime (4312229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3784 + ... + 4789.

It is an arithmetic number, because the mean of its divisors is an integer number (1080324).

Almost surely, 2^4312219 is an apocalyptic number.

4312219 is a deficient number, since it is larger than the sum of its proper divisors (9077).

4312219 is an equidigital number, since it uses as much as digits as its factorization.

4312219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9076.

The product of its digits is 432, while the sum is 22.

The square root of 4312219 is about 2076.5883077779. The cubic root of 4312219 is about 162.7672163621.

The spelling of 4312219 in words is "four million, three hundred twelve thousand, two hundred nineteen".