343465231 has 2 divisors, whose sum is σ = 343465232. Its totient is φ = 343465230.

The previous prime is 343465217. The next prime is 343465253. The reversal of 343465231 is 132564343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343465231 - 2⁷ = 343465103 is a prime.

It is a super-2 number, since 2×343465231² = 235936729811766722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343465193 and 343465202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343465271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171732615 + 171732616.

It is an arithmetic number, because the mean of its divisors is an integer number (171732616).

Almost surely, 2^343465231 is an apocalyptic number.

343465231 is a deficient number, since it is larger than the sum of its proper divisors (1).

343465231 is an equidigital number, since it uses as much as digits as its factorization.

343465231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 31.

The square root of 343465231 is about 18532.8149777631. The cubic root of 343465231 is about 700.3163406927.

The spelling of 343465231 in words is "three hundred forty-three million, four hundred sixty-five thousand, two hundred thirty-one".