823004648 has 16 divisors (see below), whose sum is σ = 1559043780. Its totient is φ = 407259648.

The previous prime is 823004641. The next prime is 823004657. The reversal of 823004648 is 846400328.

It can be written as a sum of positive squares in 2 ways, for example, as 812364004 + 10640644 = 28502^2 + 3262^2 .

It is not an unprimeable number, because it can be changed into a prime (823004641) 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 in 3 ways as a sum of consecutive naturals, for example, 529511 + ... + 531062.

Almost surely, 2^823004648 is an apocalyptic number.

It is an amenable number.

823004648 is a deficient number, since it is larger than the sum of its proper divisors (736039132).

823004648 is a wasteful number, since it uses less digits than its factorization.

823004648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060676 (or 1060672 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 823004648 is about 28688.0575849952. The cubic root of 823004648 is about 937.1319887252.

The spelling of 823004648 in words is "eight hundred twenty-three million, four thousand, six hundred forty-eight".