342162209 has 8 divisors (see below), whose sum is σ = 349749120. Its totient is φ = 334588176.

The previous prime is 342162187. The next prime is 342162239. The reversal of 342162209 is 902261243.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342162209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (342162239) 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, 67247 + ... + 72155.

It is an arithmetic number, because the mean of its divisors is an integer number (43718640).

Almost surely, 2^342162209 is an apocalyptic number.

It is an amenable number.

342162209 is a deficient number, since it is larger than the sum of its proper divisors (7586911).

342162209 is a wasteful number, since it uses less digits than its factorization.

342162209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6439.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 342162209 is about 18497.6271180927. The cubic root of 342162209 is about 699.4296094969.

The spelling of 342162209 in words is "three hundred forty-two million, one hundred sixty-two thousand, two hundred nine".