342443331 has 6 divisors (see below), whose sum is σ = 494640380. Its totient is φ = 228295548.

The previous prime is 342443323. The next prime is 342443351. The reversal of 342443331 is 133344243.

It is not a de Polignac number, because 342443331 - 2³ = 342443323 is a prime.

It is a super-2 number, since 2×342443331² = 234534869892751122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342443295 and 342443304.

It is not an unprimeable number, because it can be changed into a prime (342443351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19024621 + ... + 19024638.

Almost surely, 2^342443331 is an apocalyptic number.

342443331 is a deficient number, since it is larger than the sum of its proper divisors (152197049).

342443331 is a wasteful number, since it uses less digits than its factorization.

342443331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38049265 (or 38049262 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 342443331 is about 18505.2244244700. The cubic root of 342443331 is about 699.6211085586.

Adding to 342443331 its reverse (133344243), we get a palindrome (475787574).

The spelling of 342443331 in words is "three hundred forty-two million, four hundred forty-three thousand, three hundred thirty-one".