4042042323 has 16 divisors (see below), whose sum is σ = 5887660800. Its totient is φ = 2446253280.

The previous prime is 4042042309. The next prime is 4042042343. The reversal of 4042042323 is 3232402404.

It is not a de Polignac number, because 4042042323 - 2¹⁶ = 4041976787 is a prime.

It is a super-2 number, since 2×4042042323² = 32676212281846472658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4042042293 and 4042042302.

It is not an unprimeable number, because it can be changed into a prime (4042042343) 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, 62983 + ... + 109776.

It is an arithmetic number, because the mean of its divisors is an integer number (367978800).

Almost surely, 2^4042042323 is an apocalyptic number.

4042042323 is a deficient number, since it is larger than the sum of its proper divisors (1845618477).

4042042323 is a wasteful number, since it uses less digits than its factorization.

4042042323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173482.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 4042042323 is about 63577.0581499333. The cubic root of 4042042323 is about 1592.9431823934.

Adding to 4042042323 its reverse (3232402404), we get a palindrome (7274444727).

The spelling of 4042042323 in words is "four billion, forty-two million, forty-two thousand, three hundred twenty-three".