830684471 has 2 divisors, whose sum is σ = 830684472. Its totient is φ = 830684470.

The previous prime is 830684467. The next prime is 830684473. The reversal of 830684471 is 174486038.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 830684471 - 2² = 830684467 is a prime.

It is a super-3 number, since 3×830684471³ (a number of 28 digits) contains 333 as substring.

Together with 830684473, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (830684473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415342235 + 415342236.

It is an arithmetic number, because the mean of its divisors is an integer number (415342236).

Almost surely, 2^830684471 is an apocalyptic number.

830684471 is a deficient number, since it is larger than the sum of its proper divisors (1).

830684471 is an equidigital number, since it uses as much as digits as its factorization.

830684471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 830684471 is about 28821.5973013294. The cubic root of 830684471 is about 940.0379006146.

The spelling of 830684471 in words is "eight hundred thirty million, six hundred eighty-four thousand, four hundred seventy-one".