43443142 has 16 divisors (see below), whose sum is σ = 65914992. Its totient is φ = 21473280.

The previous prime is 43443133. The next prime is 43443151. The reversal of 43443142 is 24134434.

It is an interprime number because it is at equal distance from previous prime (43443133) and next prime (43443151).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92793 + ... + 93259.

It is an arithmetic number, because the mean of its divisors is an integer number (4119687).

Almost surely, 2^43443142 is an apocalyptic number.

43443142 is a deficient number, since it is larger than the sum of its proper divisors (22471850).

43443142 is a wasteful number, since it uses less digits than its factorization.

43443142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903.

The product of its digits is 4608, while the sum is 25.

The square root of 43443142 is about 6591.1411758511. The cubic root of 43443142 is about 351.5391858660.

Adding to 43443142 its reverse (24134434), we get a palindrome (67577576).

The spelling of 43443142 in words is "forty-three million, four hundred forty-three thousand, one hundred forty-two".