4200044423 has 2 divisors, whose sum is σ = 4200044424. Its totient is φ = 4200044422.

The previous prime is 4200044417. The next prime is 4200044437. The reversal of 4200044423 is 3244400024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4200044423 - 2¹⁰ = 4200043399 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4200044473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2100022211 + 2100022212.

It is an arithmetic number, because the mean of its divisors is an integer number (2100022212).

Almost surely, 2^4200044423 is an apocalyptic number.

4200044423 is a deficient number, since it is larger than the sum of its proper divisors (1).

4200044423 is an equidigital number, since it uses as much as digits as its factorization.

4200044423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 4200044423 is about 64807.7497140581. The cubic root of 4200044423 is about 1613.4343343649.

Adding to 4200044423 its reverse (3244400024), we get a palindrome (7444444447).

The spelling of 4200044423 in words is "four billion, two hundred million, forty-four thousand, four hundred twenty-three".