342204439 has 2 divisors, whose sum is σ = 342204440. Its totient is φ = 342204438.

The previous prime is 342204403. The next prime is 342204469. The reversal of 342204439 is 934402243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342204439 - 2⁷ = 342204311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 342204439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342204469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171102219 + 171102220.

It is an arithmetic number, because the mean of its divisors is an integer number (171102220).

Almost surely, 2^342204439 is an apocalyptic number.

342204439 is a deficient number, since it is larger than the sum of its proper divisors (1).

342204439 is an equidigital number, since it uses as much as digits as its factorization.

342204439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 342204439 is about 18498.7685806380. The cubic root of 342204439 is about 699.4583830791.

The spelling of 342204439 in words is "three hundred forty-two million, two hundred four thousand, four hundred thirty-nine".