342855689 has 8 divisors (see below), whose sum is σ = 376881120. Its totient is φ = 309306400.

The previous prime is 342855671. The next prime is 342855697. The reversal of 342855689 is 986558243.

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 342855689 - 2²⁸ = 74420233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (342855649) 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, 117524 + ... + 120405.

It is an arithmetic number, because the mean of its divisors is an integer number (47110140).

Almost surely, 2^342855689 is an apocalyptic number.

It is an amenable number.

342855689 is a deficient number, since it is larger than the sum of its proper divisors (34025431).

342855689 is a wasteful number, since it uses less digits than its factorization.

342855689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238071.

The product of its digits is 2073600, while the sum is 50.

The square root of 342855689 is about 18516.3627367796. The cubic root of 342855689 is about 699.9018154806.

The spelling of 342855689 in words is "three hundred forty-two million, eight hundred fifty-five thousand, six hundred eighty-nine".