784385048 has 16 divisors (see below), whose sum is σ = 1478424960. Its totient is φ = 390138400.

The previous prime is 784385027. The next prime is 784385051. The reversal of 784385048 is 840583487.

It is a junction number, because it is equal to n+sod(n) for n = 784384993 and 784385011.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 255143 + ... + 258198.

It is an arithmetic number, because the mean of its divisors is an integer number (92401560).

Almost surely, 2^784385048 is an apocalyptic number.

It is an amenable number.

784385048 is a deficient number, since it is larger than the sum of its proper divisors (694039912).

784385048 is a wasteful number, since it uses less digits than its factorization.

784385048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513538 (or 513534 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 47.

The square root of 784385048 is about 28006.8750131106. The cubic root of 784385048 is about 922.2381894259.

The spelling of 784385048 in words is "seven hundred eighty-four million, three hundred eighty-five thousand, forty-eight".