342284387 has 2 divisors, whose sum is σ = 342284388. Its totient is φ = 342284386.

The previous prime is 342284357. The next prime is 342284389. The reversal of 342284387 is 783482243.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342284387 is a prime.

Together with 342284389, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (342284389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171142193 + 171142194.

It is an arithmetic number, because the mean of its divisors is an integer number (171142194).

Almost surely, 2^342284387 is an apocalyptic number.

342284387 is a deficient number, since it is larger than the sum of its proper divisors (1).

342284387 is an equidigital number, since it uses as much as digits as its factorization.

342284387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 41.

The square root of 342284387 is about 18500.9293550351. The cubic root of 342284387 is about 699.5128494917.

The spelling of 342284387 in words is "three hundred forty-two million, two hundred eighty-four thousand, three hundred eighty-seven".