342303221 has 8 divisors (see below), whose sum is σ = 388036320. Its totient is φ = 299341872.

The previous prime is 342303197. The next prime is 342303223. The reversal of 342303221 is 122303243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 342303221 - 2¹⁰ = 342302197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342303193 and 342303202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342303223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 692675 + ... + 693168.

It is an arithmetic number, because the mean of its divisors is an integer number (48504540).

Almost surely, 2^342303221 is an apocalyptic number.

It is an amenable number.

342303221 is a deficient number, since it is larger than the sum of its proper divisors (45733099).

342303221 is a wasteful number, since it uses less digits than its factorization.

342303221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385875.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 342303221 is about 18501.4383494906. The cubic root of 342303221 is about 699.5256793528.

Adding to 342303221 its reverse (122303243), we get a palindrome (464606464).

The spelling of 342303221 in words is "three hundred forty-two million, three hundred three thousand, two hundred twenty-one".