829282381 has 2 divisors, whose sum is σ = 829282382. Its totient is φ = 829282380.

The previous prime is 829282367. The next prime is 829282393. The reversal of 829282381 is 183282928.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 814189156 + 15093225 = 28534^2 + 3885^2 .

It is a cyclic number.

It is not a de Polignac number, because 829282381 - 2²⁵ = 795727949 is a prime.

It is a super-2 number, since 2×829282381² = 1375418534874058322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (829282301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414641190 + 414641191.

It is an arithmetic number, because the mean of its divisors is an integer number (414641191).

Almost surely, 2^829282381 is an apocalyptic number.

It is an amenable number.

829282381 is a deficient number, since it is larger than the sum of its proper divisors (1).

829282381 is an equidigital number, since it uses as much as digits as its factorization.

829282381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 110592, while the sum is 43.

The square root of 829282381 is about 28797.2634290135. The cubic root of 829282381 is about 939.5087145312.

The spelling of 829282381 in words is "eight hundred twenty-nine million, two hundred eighty-two thousand, three hundred eighty-one".