798423648 has 96 divisors (see below), whose sum is σ = 2306973312. Its totient is φ = 239769600.

The previous prime is 798423617. The next prime is 798423671. The reversal of 798423648 is 846324897.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 798423648.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115983 + ... + 122673.

It is an arithmetic number, because the mean of its divisors is an integer number (24030972).

Almost surely, 2^798423648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 798423648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1153486656).

798423648 is an abundant number, since it is smaller than the sum of its proper divisors (1508549664).

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

798423648 is a wasteful number, since it uses less digits than its factorization.

798423648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6828 (or 6820 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 51.

The square root of 798423648 is about 28256.3912770191. The cubic root of 798423648 is about 927.7076343171.

The spelling of 798423648 in words is "seven hundred ninety-eight million, four hundred twenty-three thousand, six hundred forty-eight".