4233421023 has 16 divisors (see below), whose sum is σ = 6080019456. Its totient is φ = 2604641760.

The previous prime is 4233421019. The next prime is 4233421067. The reversal of 4233421023 is 3201243324.

It is not a de Polignac number, because 4233421023 - 2² = 4233421019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4233420984 and 4233421002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4233421223) 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 15 ways as a sum of consecutive naturals, for example, 264886 + ... + 280412.

It is an arithmetic number, because the mean of its divisors is an integer number (380001216).

Almost surely, 2^4233421023 is an apocalyptic number.

4233421023 is a deficient number, since it is larger than the sum of its proper divisors (1846598433).

4233421023 is a wasteful number, since it uses less digits than its factorization.

4233421023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22534.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 4233421023 is about 65064.7448546446. The cubic root of 4233421023 is about 1617.6969029788.

Adding to 4233421023 its reverse (3201243324), we get a palindrome (7434664347).

The spelling of 4233421023 in words is "four billion, two hundred thirty-three million, four hundred twenty-one thousand, twenty-three".