4240355 has 16 divisors (see below), whose sum is σ = 5880000. Its totient is φ = 2875392.

The previous prime is 4240319. The next prime is 4240381. The reversal of 4240355 is 5530424.

It is a cyclic number.

It is not a de Polignac number, because 4240355 - 2¹⁰ = 4239331 is a prime.

It is a super-2 number, since 2×4240355² = 35961221052050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4240355.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2771 + ... + 4019.

It is an arithmetic number, because the mean of its divisors is an integer number (367500).

Almost surely, 2^4240355 is an apocalyptic number.

4240355 is a deficient number, since it is larger than the sum of its proper divisors (1639645).

4240355 is a wasteful number, since it uses less digits than its factorization.

4240355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 4240355 is about 2059.2122280134. The cubic root of 4240355 is about 161.8579637016.

Adding to 4240355 its reverse (5530424), we get a palindrome (9770779).

The spelling of 4240355 in words is "four million, two hundred forty thousand, three hundred fifty-five".