830632331 has 2 divisors, whose sum is σ = 830632332. Its totient is φ = 830632330.

The previous prime is 830632289. The next prime is 830632343. The reversal of 830632331 is 133236038.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-830632331 is a prime.

It is a super-2 number, since 2×830632331² = 1379900138604987122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 830632294 and 830632303.

It is not a weakly prime, because it can be changed into another prime (830632391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415316165 + 415316166.

It is an arithmetic number, because the mean of its divisors is an integer number (415316166).

Almost surely, 2^830632331 is an apocalyptic number.

830632331 is a deficient number, since it is larger than the sum of its proper divisors (1).

830632331 is an equidigital number, since it uses as much as digits as its factorization.

830632331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 830632331 is about 28820.6927571146. The cubic root of 830632331 is about 940.0182322554.

Adding to 830632331 its reverse (133236038), we get a palindrome (963868369).

The spelling of 830632331 in words is "eight hundred thirty million, six hundred thirty-two thousand, three hundred thirty-one".