342023305 has 16 divisors (see below), whose sum is σ = 444939264. Its totient is φ = 250891200.

The previous prime is 342023291. The next prime is 342023309. The reversal of 342023305 is 503320243.

It is not a de Polignac number, because 342023305 - 2⁵ = 342023273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342023309) 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 in 15 ways as a sum of consecutive naturals, for example, 7609 + ... + 27238.

It is an arithmetic number, because the mean of its divisors is an integer number (27808704).

Almost surely, 2^342023305 is an apocalyptic number.

It is an amenable number.

342023305 is a deficient number, since it is larger than the sum of its proper divisors (102915959).

342023305 is a wasteful number, since it uses less digits than its factorization.

342023305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35016.

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

The square root of 342023305 is about 18493.8720932097. The cubic root of 342023305 is about 699.3349499877.

Adding to 342023305 its reverse (503320243), we get a palindrome (845343548).

The spelling of 342023305 in words is "three hundred forty-two million, twenty-three thousand, three hundred five".