342440353 has 16 divisors (see below), whose sum is σ = 370225152. Its totient is φ = 315810000.

The previous prime is 342440317. The next prime is 342440389. The reversal of 342440353 is 353044243.

It is an interprime number because it is at equal distance from previous prime (342440317) and next prime (342440389).

It is a cyclic number.

It is not a de Polignac number, because 342440353 - 2¹³ = 342432161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342440753) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 235278 + ... + 236728.

It is an arithmetic number, because the mean of its divisors is an integer number (23139072).

Almost surely, 2^342440353 is an apocalyptic number.

It is an amenable number.

342440353 is a deficient number, since it is larger than the sum of its proper divisors (27784799).

342440353 is a wasteful number, since it uses less digits than its factorization.

342440353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836.

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 342440353 is about 18505.1439605316. The cubic root of 342440353 is about 699.6190805075.

Adding to 342440353 its reverse (353044243), we get a palindrome (695484596).

The spelling of 342440353 in words is "three hundred forty-two million, four hundred forty thousand, three hundred fifty-three".