804947652 has 48 divisors (see below), whose sum is σ = 2177642880. Its totient is φ = 256649184.

The previous prime is 804947651. The next prime is 804947657. The reversal of 804947652 is 256749408.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 804947598 and 804947607.

It is not an unprimeable number, because it can be changed into a prime (804947651) by changing a digit.

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, 159543 + ... + 164510.

It is an arithmetic number, because the mean of its divisors is an integer number (45367560).

Almost surely, 2^804947652 is an apocalyptic number.

It is an amenable number.

804947652 is an abundant number, since it is smaller than the sum of its proper divisors (1372695228).

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

804947652 is a wasteful number, since it uses less digits than its factorization.

804947652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324089 (or 324081 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 804947652 is about 28371.5993909402. The cubic root of 804947652 is about 930.2275821806.

The spelling of 804947652 in words is "eight hundred four million, nine hundred forty-seven thousand, six hundred fifty-two".