823283904 has 28 divisors (see below), whose sum is σ = 2178272504. Its totient is φ = 274427904.

The previous prime is 823283899. The next prime is 823283921. The reversal of 823283904 is 409382328.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2143777 + ... + 2144160.

Almost surely, 2^823283904 is an apocalyptic number.

It is an amenable number.

823283904 is an abundant number, since it is smaller than the sum of its proper divisors (1354988600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

823283904 is a wasteful number, since it uses less digits than its factorization.

823283904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4287952 (or 4287942 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 823283904 is about 28692.9242845688. The cubic root of 823283904 is about 937.2379703611.

The spelling of 823283904 in words is "eight hundred twenty-three million, two hundred eighty-three thousand, nine hundred four".