4042619 has 4 divisors (see below), whose sum is σ = 4620144. Its totient is φ = 3465096.

The previous prime is 4042613. The next prime is 4042627. The reversal of 4042619 is 9162404.

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 4042619 - 2⁴ = 4042603 is a prime.

It is a super-2 number, since 2×4042619² = 32685536758322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4042613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288752 + ... + 288765.

It is an arithmetic number, because the mean of its divisors is an integer number (1155036).

Almost surely, 2^4042619 is an apocalyptic number.

4042619 is a deficient number, since it is larger than the sum of its proper divisors (577525).

4042619 is an equidigital number, since it uses as much as digits as its factorization.

4042619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577524.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4042619 is about 2010.6265192720. The cubic root of 4042619 is about 159.3018933704.

The spelling of 4042619 in words is "four million, forty-two thousand, six hundred nineteen".