342049 has 2 divisors, whose sum is σ = 342050. Its totient is φ = 342048.

The previous prime is 342047. The next prime is 342059. The reversal of 342049 is 940243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 176400 + 165649 = 420^2 + 407^2 .

It is a cyclic number.

It is not a de Polignac number, because 342049 - 2¹ = 342047 is a prime.

Together with 342047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (342047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171024 + 171025.

It is an arithmetic number, because the mean of its divisors is an integer number (171025).

2³⁴²⁰⁴⁹ is an apocalyptic number.

It is an amenable number.

342049 is a deficient number, since it is larger than the sum of its proper divisors (1).

342049 is an equidigital number, since it uses as much as digits as its factorization.

342049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 342049 is about 584.8495533041. The cubic root of 342049 is about 69.9352462402.

The spelling of 342049 in words is "three hundred forty-two thousand, forty-nine".