804099648 has 56 divisors (see below), whose sum is σ = 2320930080. Its totient is φ = 243665920.

The previous prime is 804099587. The next prime is 804099671. The reversal of 804099648 is 846990408.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 804099597 and 804099606.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188253 + ... + 192476.

It is an arithmetic number, because the mean of its divisors is an integer number (41445180).

Almost surely, 2^804099648 is an apocalyptic number.

804099648 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

804099648 is an abundant number, since it is smaller than the sum of its proper divisors (1516830432).

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

804099648 is a wasteful number, since it uses less digits than its factorization.

804099648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380755 (or 380745 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 48.

The square root of 804099648 is about 28356.6508600716. The cubic root of 804099648 is about 929.9008056996.

The spelling of 804099648 in words is "eight hundred four million, ninety-nine thousand, six hundred forty-eight".