8461862244 has 72 divisors (see below), whose sum is σ = 23903399520. Its totient is φ = 2501654400.

The previous prime is 8461862209. The next prime is 8461862263. The reversal of 8461862244 is 4422681648.

8461862244 is a `hidden beast` number, since 8 + 4 + 6 + 18 + 622 + 4 + 4 = 666.

It is a super-2 number, since 2×8461862244² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8461862244.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244354 + ... + 276825.

It is an arithmetic number, because the mean of its divisors is an integer number (331991660).

Almost surely, 2^8461862244 is an apocalyptic number.

It is an amenable number.

8461862244 is an abundant number, since it is smaller than the sum of its proper divisors (15441537276).

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

8461862244 is a wasteful number, since it uses less digits than its factorization.

8461862244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521241 (or 521236 counting only the distinct ones).

The product of its digits is 589824, while the sum is 45.

The square root of 8461862244 is about 91988.3810271710. The cubic root of 8461862244 is about 2037.7707164298.

The spelling of 8461862244 in words is "eight billion, four hundred sixty-one million, eight hundred sixty-two thousand, two hundred forty-four".