8461727228 has 6 divisors (see below), whose sum is σ = 14808022656. Its totient is φ = 4230863612.

The previous prime is 8461727167. The next prime is 8461727249. The reversal of 8461727228 is 8227271648.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057715900 + ... + 1057715907.

It is an arithmetic number, because the mean of its divisors is an integer number (2468003776).

Almost surely, 2^8461727228 is an apocalyptic number.

It is an amenable number.

8461727228 is a deficient number, since it is larger than the sum of its proper divisors (6346295428).

8461727228 is a wasteful number, since it uses less digits than its factorization.

8461727228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115431811 (or 2115431809 counting only the distinct ones).

The product of its digits is 602112, while the sum is 47.

The square root of 8461727228 is about 91987.6471489515. The cubic root of 8461727228 is about 2037.7598782673.

The spelling of 8461727228 in words is "eight billion, four hundred sixty-one million, seven hundred twenty-seven thousand, two hundred twenty-eight".