342343155 has 128 divisors (see below), whose sum is σ = 729907200. Its totient is φ = 135569280.

The previous prime is 342343147. The next prime is 342343213. The reversal of 342343155 is 551343243.

It is not a de Polignac number, because 342343155 - 2³ = 342343147 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1301554 + ... + 1301816.

It is an arithmetic number, because the mean of its divisors is an integer number (5702400).

Almost surely, 2^342343155 is an apocalyptic number.

342343155 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

342343155 is an abundant number, since it is smaller than the sum of its proper divisors (387564045).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342343155 is a wasteful number, since it uses less digits than its factorization.

342343155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 312 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 342343155 is about 18502.5175314064. The cubic root of 342343155 is about 699.5528811342.

Adding to 342343155 its reverse (551343243), we get a palindrome (893686398).

The spelling of 342343155 in words is "three hundred forty-two million, three hundred forty-three thousand, one hundred fifty-five".