342667243 has 4 divisors (see below), whose sum is σ = 346795848. Its totient is φ = 338538640.

The previous prime is 342667201. The next prime is 342667253. The reversal of 342667243 is 342766243.

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 342667243 - 2²¹ = 340570091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342667253) 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, 2064178 + ... + 2064343.

It is an arithmetic number, because the mean of its divisors is an integer number (86698962).

Almost surely, 2^342667243 is an apocalyptic number.

342667243 is a deficient number, since it is larger than the sum of its proper divisors (4128605).

342667243 is an equidigital number, since it uses as much as digits as its factorization.

342667243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4128604.

The product of its digits is 145152, while the sum is 37.

The square root of 342667243 is about 18511.2734029834. The cubic root of 342667243 is about 699.7735614526.

The spelling of 342667243 in words is "three hundred forty-two million, six hundred sixty-seven thousand, two hundred forty-three".