342256109 has 8 divisors (see below), whose sum is σ = 374831520. Its totient is φ = 310573296.

The previous prime is 342256097. The next prime is 342256127. The reversal of 342256109 is 901652243.

It is a happy number.

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 342256109 - 2⁴ = 342256093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342256199) 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, 222347 + ... + 223880.

It is an arithmetic number, because the mean of its divisors is an integer number (46853940).

Almost surely, 2^342256109 is an apocalyptic number.

It is an amenable number.

342256109 is a deficient number, since it is larger than the sum of its proper divisors (32575411).

342256109 is a wasteful number, since it uses less digits than its factorization.

342256109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446299.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 342256109 is about 18500.1651073713. The cubic root of 342256109 is about 699.4935854237.

The spelling of 342256109 in words is "three hundred forty-two million, two hundred fifty-six thousand, one hundred nine".