4122421399 has 8 divisors (see below), whose sum is σ = 4303363680. Its totient is φ = 3941621376.

The previous prime is 4122421343. The next prime is 4122421439. The reversal of 4122421399 is 9931242214.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4122421399 - 2⁷ = 4122421271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4122425399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25947 + ... + 94435.

It is an arithmetic number, because the mean of its divisors is an integer number (537920460).

Almost surely, 2^4122421399 is an apocalyptic number.

4122421399 is a deficient number, since it is larger than the sum of its proper divisors (180942281).

4122421399 is a wasteful number, since it uses less digits than its factorization.

4122421399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71129.

The product of its digits is 31104, while the sum is 37.

The square root of 4122421399 is about 64206.0853735843. The cubic root of 4122421399 is about 1603.4329154924.

The spelling of 4122421399 in words is "four billion, one hundred twenty-two million, four hundred twenty-one thousand, three hundred ninety-nine".