342000331 has 4 divisors (see below), whose sum is σ = 342098352. Its totient is φ = 341902312.

The previous prime is 342000319. The next prime is 342000349. The reversal of 342000331 is 133000243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133000243 = 3761 ⋅35363.

It is a cyclic number.

It is not a de Polignac number, because 342000331 - 2¹³ = 341992139 is a prime.

It is a super-2 number, since 2×342000331² = 233928452808219122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342000031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43576 + ... + 50821.

It is an arithmetic number, because the mean of its divisors is an integer number (85524588).

Almost surely, 2^342000331 is an apocalyptic number.

342000331 is a deficient number, since it is larger than the sum of its proper divisors (98021).

342000331 is an equidigital number, since it uses as much as digits as its factorization.

342000331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98020.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 342000331 is about 18493.2509581198. The cubic root of 342000331 is about 699.3192913268.

Adding to 342000331 its reverse (133000243), we get a palindrome (475000574).

The spelling of 342000331 in words is "three hundred forty-two million, three hundred thirty-one", and thus it is an aban number.