4243342031 has 24 divisors (see below), whose sum is σ = 4634333184. Its totient is φ = 3879378720.

The previous prime is 4243342007. The next prime is 4243342057. The reversal of 4243342031 is 1302433424.

It is a de Polignac number, because none of the positive numbers 2^k-4243342031 is a prime.

It is a super-2 number, since 2×4243342031² = 36011903184102409922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243342931) 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 23 ways as a sum of consecutive naturals, for example, 1223606 + ... + 1227068.

It is an arithmetic number, because the mean of its divisors is an integer number (193097216).

Almost surely, 2^4243342031 is an apocalyptic number.

4243342031 is a deficient number, since it is larger than the sum of its proper divisors (390991153).

4243342031 is a wasteful number, since it uses less digits than its factorization.

4243342031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3599 (or 3570 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 4243342031 is about 65140.9397460614. The cubic root of 4243342031 is about 1618.9596062044.

Adding to 4243342031 its reverse (1302433424), we get a palindrome (5545775455).

The spelling of 4243342031 in words is "four billion, two hundred forty-three million, three hundred forty-two thousand, thirty-one".