343422331 has 6 divisors (see below), whose sum is σ = 399491340. Its totient is φ = 294361956.

The previous prime is 343422329. The next prime is 343422337. The reversal of 343422331 is 133224343.

It is not a de Polignac number, because 343422331 - 2¹ = 343422329 is a prime.

It is a super-2 number, since 2×343422331² = 235877794858947122, 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 = 343422296 and 343422305.

It is not an unprimeable number, because it can be changed into a prime (343422337) 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, 3504261 + ... + 3504358.

It is an arithmetic number, because the mean of its divisors is an integer number (66581890).

Almost surely, 2^343422331 is an apocalyptic number.

343422331 is a deficient number, since it is larger than the sum of its proper divisors (56069009).

343422331 is an equidigital number, since it uses as much as digits as its factorization.

343422331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7008633 (or 7008626 counting only the distinct ones).

The product of its digits is 5184, while the sum is 25.

The square root of 343422331 is about 18531.6575351478. The cubic root of 343422331 is about 700.2871821645.

Adding to 343422331 its reverse (133224343), we get a palindrome (476646674).

The spelling of 343422331 in words is "three hundred forty-three million, four hundred twenty-two thousand, three hundred thirty-one".