342066305 has 12 divisors (see below), whose sum is σ = 477496980. Its totient is φ = 234559584.

The previous prime is 342066301. The next prime is 342066311. The reversal of 342066305 is 503660243.

It can be written as a sum of positive squares in 2 ways, for example, as 212197489 + 129868816 = 14567^2 + 11396^2 .

It is not a de Polignac number, because 342066305 - 2² = 342066301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342066301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 697850 + ... + 698339.

It is an arithmetic number, because the mean of its divisors is an integer number (39791415).

Almost surely, 2^342066305 is an apocalyptic number.

342066305 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

342066305 is a deficient number, since it is larger than the sum of its proper divisors (135430675).

342066305 is a wasteful number, since it uses less digits than its factorization.

342066305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396208 (or 1396201 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 342066305 is about 18495.0346039146. The cubic root of 342066305 is about 699.3642561220.

The spelling of 342066305 in words is "three hundred forty-two million, sixty-six thousand, three hundred five".