4240339 has 4 divisors (see below), whose sum is σ = 4272840. Its totient is φ = 4207840.

The previous prime is 4240319. The next prime is 4240381. The reversal of 4240339 is 9330424.

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

It is a cyclic number.

It is not a de Polignac number, because 4240339 - 2¹³ = 4232147 is a prime.

It is a d-powerful number, because it can be written as 4³ + 2¹⁵ + 4¹¹ + 0 + 3⁸ + 3⁸ + 9² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4240319) 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 3 ways as a sum of consecutive naturals, for example, 16054 + ... + 16315.

It is an arithmetic number, because the mean of its divisors is an integer number (1068210).

Almost surely, 2^4240339 is an apocalyptic number.

4240339 is a deficient number, since it is larger than the sum of its proper divisors (32501).

4240339 is a wasteful number, since it uses less digits than its factorization.

4240339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32500.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 4240339 is about 2059.2083430289. The cubic root of 4240339 is about 161.8577601234.

It can be divided in two parts, 4240 and 339, that multiplied together give a triangular number (1437360 = T₁₆₉₅).

The spelling of 4240339 in words is "four million, two hundred forty thousand, three hundred thirty-nine".