3402243 has 28 divisors (see below), whose sum is σ = 5508720. Its totient is φ = 2087856.

The previous prime is 3402241. The next prime is 3402263. The reversal of 3402243 is 3422043.

3402243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3402243 - 2¹ = 3402241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3402241) 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 27 ways as a sum of consecutive naturals, for example, 9298 + ... + 9656.

It is an arithmetic number, because the mean of its divisors is an integer number (196740).

Almost surely, 2^3402243 is an apocalyptic number.

3402243 is a deficient number, since it is larger than the sum of its proper divisors (2106477).

3402243 is an equidigital number, since it uses as much as digits as its factorization.

3402243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 3402243 is about 1844.5170099514. The cubic root of 3402243 is about 150.4025188908.

Adding to 3402243 its reverse (3422043), we get a palindrome (6824286).

The spelling of 3402243 in words is "three million, four hundred two thousand, two hundred forty-three".