4122420423 has 64 divisors (see below), whose sum is σ = 6476267520. Its totient is φ = 2304806400.

The previous prime is 4122420413. The next prime is 4122420473. The reversal of 4122420423 is 3240242214.

It is not a de Polignac number, because 4122420423 - 2⁵ = 4122420391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4122420393 and 4122420402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4122420403) 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 63 ways as a sum of consecutive naturals, for example, 8464686 + ... + 8465172.

It is an arithmetic number, because the mean of its divisors is an integer number (101191680).

Almost surely, 2^4122420423 is an apocalyptic number.

4122420423 is a deficient number, since it is larger than the sum of its proper divisors (2353847097).

4122420423 is a wasteful number, since it uses less digits than its factorization.

4122420423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 4122420423 is about 64206.0777730582. The cubic root of 4122420423 is about 1603.4327889526.

Adding to 4122420423 its reverse (3240242214), we get a palindrome (7362662637).

The spelling of 4122420423 in words is "four billion, one hundred twenty-two million, four hundred twenty thousand, four hundred twenty-three".