342690893 has 2 divisors, whose sum is σ = 342690894. Its totient is φ = 342690892.

The previous prime is 342690889. The next prime is 342690917. The reversal of 342690893 is 398096243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 265918249 + 76772644 = 16307^2 + 8762^2 .

It is a cyclic number.

It is not a de Polignac number, because 342690893 - 2² = 342690889 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342690853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171345446 + 171345447.

It is an arithmetic number, because the mean of its divisors is an integer number (171345447).

Almost surely, 2^342690893 is an apocalyptic number.

It is an amenable number.

342690893 is a deficient number, since it is larger than the sum of its proper divisors (1).

342690893 is an equidigital number, since it uses as much as digits as its factorization.

342690893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 342690893 is about 18511.9121918834. The cubic root of 342690893 is about 699.7896599314.

The spelling of 342690893 in words is "three hundred forty-two million, six hundred ninety thousand, eight hundred ninety-three".