343652669 has 2 divisors, whose sum is σ = 343652670. Its totient is φ = 343652668.

The previous prime is 343652663. The next prime is 343652681. The reversal of 343652669 is 966256343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 302307769 + 41344900 = 17387^2 + 6430^2 .

It is a cyclic number.

It is not a de Polignac number, because 343652669 - 2⁴ = 343652653 is a prime.

It is a super-2 number, since 2×343652669² = 236194313821647122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343652663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171826334 + 171826335.

It is an arithmetic number, because the mean of its divisors is an integer number (171826335).

Almost surely, 2^343652669 is an apocalyptic number.

It is an amenable number.

343652669 is a deficient number, since it is larger than the sum of its proper divisors (1).

343652669 is an equidigital number, since it uses as much as digits as its factorization.

343652669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 44.

The square root of 343652669 is about 18537.8712100392. The cubic root of 343652669 is about 700.4437112010.

The spelling of 343652669 in words is "three hundred forty-three million, six hundred fifty-two thousand, six hundred sixty-nine".