4420212423 has 16 divisors (see below), whose sum is σ = 6519958272. Its totient is φ = 2641184000.

The previous prime is 4420212389. The next prime is 4420212463. The reversal of 4420212423 is 3242120244.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4420212423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4420212393 and 4420212402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4420212463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 940938 + ... + 945623.

It is an arithmetic number, because the mean of its divisors is an integer number (407497392).

Almost surely, 2^4420212423 is an apocalyptic number.

4420212423 is a deficient number, since it is larger than the sum of its proper divisors (2099745849).

4420212423 is a wasteful number, since it uses less digits than its factorization.

4420212423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886646.

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

The square root of 4420212423 is about 66484.6781070646. The cubic root of 4420212423 is about 1641.1478706698.

Adding to 4420212423 its reverse (3242120244), we get a palindrome (7662332667).

It can be divided in two parts, 442021 and 2423, that added together give a palindrome (444444).

The spelling of 4420212423 in words is "four billion, four hundred twenty million, two hundred twelve thousand, four hundred twenty-three".