343634633 has 2 divisors, whose sum is σ = 343634634. Its totient is φ = 343634632.

The previous prime is 343634611. The next prime is 343634647. The reversal of 343634633 is 336436343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283989904 + 59644729 = 16852^2 + 7723^2 .

It is a cyclic number.

It is not a de Polignac number, because 343634633 - 2¹⁸ = 343372489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 343634593 and 343634602.

It is not a weakly prime, because it can be changed into another prime (343634663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171817316 + 171817317.

It is an arithmetic number, because the mean of its divisors is an integer number (171817317).

Almost surely, 2^343634633 is an apocalyptic number.

It is an amenable number.

343634633 is a deficient number, since it is larger than the sum of its proper divisors (1).

343634633 is an equidigital number, since it uses as much as digits as its factorization.

343634633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 35.

The square root of 343634633 is about 18537.3847400328. The cubic root of 343634633 is about 700.4314571385.

The spelling of 343634633 in words is "three hundred forty-three million, six hundred thirty-four thousand, six hundred thirty-three".