4042219 has 4 divisors (see below), whose sum is σ = 4046544. Its totient is φ = 4037896.

The previous prime is 4042217. The next prime is 4042249. The reversal of 4042219 is 9122404.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4042219 - 2¹ = 4042217 is a prime.

It is a super-2 number, since 2×4042219² = 32679068887922, which contains 22 as substring.

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 4042219.

It is not an unprimeable number, because it can be changed into a prime (4042211) 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, 112 + ... + 2845.

It is an arithmetic number, because the mean of its divisors is an integer number (1011636).

Almost surely, 2^4042219 is an apocalyptic number.

4042219 is a deficient number, since it is larger than the sum of its proper divisors (4325).

4042219 is a wasteful number, since it uses less digits than its factorization.

4042219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4324.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 4042219 is about 2010.5270453292. The cubic root of 4042219 is about 159.2966391149.

The spelling of 4042219 in words is "four million, forty-two thousand, two hundred nineteen".