4219042 has 4 divisors (see below), whose sum is σ = 6328566. Its totient is φ = 2109520.

The previous prime is 4219027. The next prime is 4219079. The reversal of 4219042 is 2409124.

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

It can be written as a sum of positive squares in only one way, i.e., 4165681 + 53361 = 2041^2 + 231^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1054759 + ... + 1054762.

Almost surely, 2^4219042 is an apocalyptic number.

4219042 is a deficient number, since it is larger than the sum of its proper divisors (2109524).

4219042 is a wasteful number, since it uses less digits than its factorization.

4219042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2109523.

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

The square root of 4219042 is about 2054.0306716308. The cubic root of 4219042 is about 161.5863296363.

The spelling of 4219042 in words is "four million, two hundred nineteen thousand, forty-two".