3240242 has 4 divisors (see below), whose sum is σ = 4860366. Its totient is φ = 1620120.

The previous prime is 3240197. The next prime is 3240247. The reversal of 3240242 is 2420423.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2819041 + 421201 = 1679^2 + 649^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3240242.

It is not an unprimeable number, because it can be changed into a prime (3240247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 810059 + ... + 810062.

Almost surely, 2^3240242 is an apocalyptic number.

3240242 is a deficient number, since it is larger than the sum of its proper divisors (1620124).

3240242 is a wasteful number, since it uses less digits than its factorization.

3240242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620123.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 3240242 is about 1800.0672209670. The cubic root of 3240242 is about 147.9764084627.

Adding to 3240242 its reverse (2420423), we get a palindrome (5660665).

The spelling of 3240242 in words is "three million, two hundred forty thousand, two hundred forty-two".