342855155 has 16 divisors (see below), whose sum is σ = 417632544. Its totient is φ = 270167040.

The previous prime is 342855151. The next prime is 342855193. The reversal of 342855155 is 551558243.

It is not a de Polignac number, because 342855155 - 2² = 342855151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342855151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163715 + ... + 165795.

It is an arithmetic number, because the mean of its divisors is an integer number (26102034).

Almost surely, 2^342855155 is an apocalyptic number.

342855155 is a deficient number, since it is larger than the sum of its proper divisors (74777389).

342855155 is a wasteful number, since it uses less digits than its factorization.

342855155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566.

The product of its digits is 120000, while the sum is 38.

The square root of 342855155 is about 18516.3483170954. The cubic root of 342855155 is about 699.9014521132.

The spelling of 342855155 in words is "three hundred forty-two million, eight hundred fifty-five thousand, one hundred fifty-five".