804264228 has 30 divisors (see below), whose sum is σ = 2102506406.
Its totient is φ = 268087968.
The previous prime is 804264193. The next prime is 804264229. The reversal of 804264228 is 822462408.
It is a happy number.
804264228 is a `hidden beast` number, since 8 + 0 + 4 + 2 + 642 + 2 + 8 = 666.
It can be written as a sum of positive squares in only one way, i.e., 744634944 + 59629284 = 27288^2 + 7722^2
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 804264192 and 804264201.
It is not an unprimeable number, because it can be changed into a prime (804264229) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1240825 + ... + 1241472.
Almost surely, 2804264228 is an apocalyptic number.
It is an amenable number.
804264228 is an abundant number, since it is smaller than the sum of its proper divisors (1298242178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
804264228 is a wasteful number, since it uses less digits than its factorization.
804264228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2482313 (or 2482302 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 36.
The square root of 804264228 is about 28359.5526763029.
The cubic root of 804264228 is about 929.9642442028.
The spelling of 804264228 in words is "eight hundred four million, two hundred sixty-four thousand, two hundred twenty-eight".