3243242 has 4 divisors (see below), whose sum is σ = 4864866. Its totient is φ = 1621620.

The previous prime is 3243239. The next prime is 3243271. The reversal of 3243242 is 2423423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2423423 = 1069 ⋅2267.

It can be written as a sum of positive squares in only one way, i.e., 3066001 + 177241 = 1751^2 + 421^2 .

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 810809 + ... + 810812.

Almost surely, 2^3243242 is an apocalyptic number.

3243242 is a deficient number, since it is larger than the sum of its proper divisors (1621624).

3243242 is a wasteful number, since it uses less digits than its factorization.

3243242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621623.

The product of its digits is 1152, while the sum is 20.

The square root of 3243242 is about 1800.9003303903. The cubic root of 3243242 is about 148.0220626958.

Adding to 3243242 its reverse (2423423), we get a palindrome (5666665).

The spelling of 3243242 in words is "three million, two hundred forty-three thousand, two hundred forty-two".