4044420419 has 4 divisors (see below), whose sum is σ = 4355529696. Its totient is φ = 3733311144.

The previous prime is 4044420397. The next prime is 4044420433. The reversal of 4044420419 is 9140244404.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4044420419 is a prime.

It is a super-2 number, since 2×4044420419² = 32714673051248271122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4044420319) 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, 155554619 + ... + 155554644.

It is an arithmetic number, because the mean of its divisors is an integer number (1088882424).

Almost surely, 2^4044420419 is an apocalyptic number.

4044420419 is a deficient number, since it is larger than the sum of its proper divisors (311109277).

4044420419 is a wasteful number, since it uses less digits than its factorization.

4044420419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311109276.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 4044420419 is about 63595.7578695309. The cubic root of 4044420419 is about 1593.2555186531.

The spelling of 4044420419 in words is "four billion, forty-four million, four hundred twenty thousand, four hundred nineteen".