4222019 has 4 divisors (see below), whose sum is σ = 4259496. Its totient is φ = 4184544.

The previous prime is 4222013. The next prime is 4222037. The reversal of 4222019 is 9102224.

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 4222019 - 2⁴ = 4222003 is a prime.

It is a super-2 number, since 2×4222019² = 35650888872722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4222013) 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, 18569 + ... + 18794.

It is an arithmetic number, because the mean of its divisors is an integer number (1064874).

Almost surely, 2^4222019 is an apocalyptic number.

4222019 is a deficient number, since it is larger than the sum of its proper divisors (37477).

4222019 is a wasteful number, since it uses less digits than its factorization.

4222019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37476.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 4222019 is about 2054.7552165647. The cubic root of 4222019 is about 161.6243263668.

The spelling of 4222019 in words is "four million, two hundred twenty-two thousand, nineteen".