343652873 has 2 divisors, whose sum is σ = 343652874. Its totient is φ = 343652872.

The previous prime is 343652839. The next prime is 343652879. The reversal of 343652873 is 378256343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 303874624 + 39778249 = 17432^2 + 6307^2 .

It is a cyclic number.

It is not a de Polignac number, because 343652873 - 2¹² = 343648777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343652873.

It is not a weakly prime, because it can be changed into another prime (343652879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171826436 + 171826437.

It is an arithmetic number, because the mean of its divisors is an integer number (171826437).

Almost surely, 2^343652873 is an apocalyptic number.

It is an amenable number.

343652873 is a deficient number, since it is larger than the sum of its proper divisors (1).

343652873 is an equidigital number, since it uses as much as digits as its factorization.

343652873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 41.

The square root of 343652873 is about 18537.8767122883. The cubic root of 343652873 is about 700.4438498007.

The spelling of 343652873 in words is "three hundred forty-three million, six hundred fifty-two thousand, eight hundred seventy-three".