342835457 has 2 divisors, whose sum is σ = 342835458. Its totient is φ = 342835456.

The previous prime is 342835453. The next prime is 342835463. The reversal of 342835457 is 754538243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 332843536 + 9991921 = 18244^2 + 3161^2 .

It is a cyclic number.

It is not a de Polignac number, because 342835457 - 2² = 342835453 is a prime.

It is not a weakly prime, because it can be changed into another prime (342835453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171417728 + 171417729.

It is an arithmetic number, because the mean of its divisors is an integer number (171417729).

Almost surely, 2^342835457 is an apocalyptic number.

It is an amenable number.

342835457 is a deficient number, since it is larger than the sum of its proper divisors (1).

342835457 is an equidigital number, since it uses as much as digits as its factorization.

342835457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 41.

The square root of 342835457 is about 18515.8164011204. The cubic root of 342835457 is about 699.8880480827. Note that the first 3 decimals are identical.

The spelling of 342835457 in words is "three hundred forty-two million, eight hundred thirty-five thousand, four hundred fifty-seven".