821060896 has 12 divisors (see below), whose sum is σ = 1616463702. Its totient is φ = 410530432.

The previous prime is 821060893. The next prime is 821060897. The reversal of 821060896 is 698060128.

It can be written as a sum of positive squares in only one way, i.e., 820020496 + 1040400 = 28636^2 + 1020^2 .

It is not an unprimeable number, because it can be changed into a prime (821060893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12829045 + ... + 12829108.

Almost surely, 2^821060896 is an apocalyptic number.

It is an amenable number.

821060896 is a deficient number, since it is larger than the sum of its proper divisors (795402806).

821060896 is a wasteful number, since it uses less digits than its factorization.

821060896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25658163 (or 25658155 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 821060896 is about 28654.1601866116. The cubic root of 821060896 is about 936.3936421077.

The spelling of 821060896 in words is "eight hundred twenty-one million, sixty thousand, eight hundred ninety-six".