342838331 has 8 divisors (see below), whose sum is σ = 386070528. Its totient is φ = 301617000.

The previous prime is 342838289. The next prime is 342838333. The reversal of 342838331 is 133838243.

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-342838331 is a prime.

It is a super-2 number, since 2×342838331² = 235076242405731122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 342838291 and 342838300.

It is not an unprimeable number, because it can be changed into a prime (342838333) 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, 502355 + ... + 503036.

It is an arithmetic number, because the mean of its divisors is an integer number (48258816).

Almost surely, 2^342838331 is an apocalyptic number.

342838331 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

342838331 is a deficient number, since it is larger than the sum of its proper divisors (43232197).

342838331 is a wasteful number, since it uses less digits than its factorization.

342838331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005433.

The product of its digits is 41472, while the sum is 35.

The square root of 342838331 is about 18515.8940102821. The cubic root of 342838331 is about 699.8900038048.

The spelling of 342838331 in words is "three hundred forty-two million, eight hundred thirty-eight thousand, three hundred thirty-one".