342032305 has 16 divisors (see below), whose sum is σ = 414616320. Its totient is φ = 270856192.

The previous prime is 342032303. The next prime is 342032309. The reversal of 342032305 is 503230243.

It is a cyclic number.

It is not a de Polignac number, because 342032305 - 2¹ = 342032303 is a prime.

It is a super-2 number, since 2×342032305² = 233972195327226050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (342032303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229272 + ... + 230758.

It is an arithmetic number, because the mean of its divisors is an integer number (25913520).

Almost surely, 2^342032305 is an apocalyptic number.

It is an amenable number.

342032305 is a deficient number, since it is larger than the sum of its proper divisors (72584015).

342032305 is a wasteful number, since it uses less digits than its factorization.

342032305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 342032305 is about 18494.1154154504. The cubic root of 342032305 is about 699.3410840330.

Adding to 342032305 its reverse (503230243), we get a palindrome (845262548).

The spelling of 342032305 in words is "three hundred forty-two million, thirty-two thousand, three hundred five".