3243142 has 16 divisors (see below), whose sum is σ = 5628672. Its totient is φ = 1372680.

The previous prime is 3243133. The next prime is 3243143. The reversal of 3243142 is 2413423.

3243142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3243142³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234 + ... + 2557.

It is an arithmetic number, because the mean of its divisors is an integer number (351792).

Almost surely, 2^3243142 is an apocalyptic number.

3243142 is a deficient number, since it is larger than the sum of its proper divisors (2385530).

3243142 is a wasteful number, since it uses less digits than its factorization.

3243142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2883.

The product of its digits is 576, while the sum is 19.

The square root of 3243142 is about 1800.8725662856. The cubic root of 3243142 is about 148.0205413417.

Adding to 3243142 its reverse (2413423), we get a palindrome (5656565).

The spelling of 3243142 in words is "three million, two hundred forty-three thousand, one hundred forty-two".