342310243 has 4 divisors (see below), whose sum is σ = 373429368. Its totient is φ = 311191120.

The previous prime is 342310211. The next prime is 342310247. The reversal of 342310243 is 342013243.

It is a happy number.

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 342310243 - 2⁵ = 342310211 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342310247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15559546 + ... + 15559567.

It is an arithmetic number, because the mean of its divisors is an integer number (93357342).

Almost surely, 2^342310243 is an apocalyptic number.

342310243 is a deficient number, since it is larger than the sum of its proper divisors (31119125).

342310243 is a wasteful number, since it uses less digits than its factorization.

342310243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31119124.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 342310243 is about 18501.6281175468. The cubic root of 342310243 is about 699.5304626710.

Adding to 342310243 its reverse (342013243), we get a palindrome (684323486).

The spelling of 342310243 in words is "three hundred forty-two million, three hundred ten thousand, two hundred forty-three".