343225679 has 2 divisors, whose sum is σ = 343225680. Its totient is φ = 343225678.

The previous prime is 343225669. The next prime is 343225697. The reversal of 343225679 is 976522343.

Together with next prime (343225697) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343225679 - 2¹⁶ = 343160143 is a prime.

It is a super-2 number, since 2×343225679² = 235607733450022082, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343225609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171612839 + 171612840.

It is an arithmetic number, because the mean of its divisors is an integer number (171612840).

Almost surely, 2^343225679 is an apocalyptic number.

343225679 is a deficient number, since it is larger than the sum of its proper divisors (1).

343225679 is an equidigital number, since it uses as much as digits as its factorization.

343225679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 41.

The square root of 343225679 is about 18526.3509358967. The cubic root of 343225679 is about 700.1534894711.

The spelling of 343225679 in words is "three hundred forty-three million, two hundred twenty-five thousand, six hundred seventy-nine".