8434684633 has 2 divisors, whose sum is σ = 8434684634. Its totient is φ = 8434684632.

The previous prime is 8434684519. The next prime is 8434684639. The reversal of 8434684633 is 3364864348.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6996151449 + 1438533184 = 83643^2 + 37928^2 .

It is a cyclic number.

It is not a de Polignac number, because 8434684633 - 2⁹ = 8434684121 is a prime.

It is a super-2 number, since 2×8434684633² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8434684639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4217342316 + 4217342317.

It is an arithmetic number, because the mean of its divisors is an integer number (4217342317).

Almost surely, 2^8434684633 is an apocalyptic number.

It is an amenable number.

8434684633 is a deficient number, since it is larger than the sum of its proper divisors (1).

8434684633 is an equidigital number, since it uses as much as digits as its factorization.

8434684633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3981312, while the sum is 49.

The square root of 8434684633 is about 91840.5391589139. The cubic root of 8434684633 is about 2035.5867552039.

The spelling of 8434684633 in words is "eight billion, four hundred thirty-four million, six hundred eighty-four thousand, six hundred thirty-three".