8626224420 has 72 divisors (see below), whose sum is σ = 28544967360. Its totient is φ = 2091205440.

The previous prime is 8626224401. The next prime is 8626224499. The reversal of 8626224420 is 244226268.

8626224420 is a `hidden beast` number, since 8 + 6 + 2 + 6 + 224 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2176360 + ... + 2180319.

It is an arithmetic number, because the mean of its divisors is an integer number (396457880).

Almost surely, 2^8626224420 is an apocalyptic number.

It is an amenable number.

8626224420 is an abundant number, since it is smaller than the sum of its proper divisors (19918742940).

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

8626224420 is a wasteful number, since it uses less digits than its factorization.

8626224420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4356705 (or 4356700 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The square root of 8626224420 is about 92877.4699267804. The cubic root of 8626224420 is about 2050.8800044981.

The spelling of 8626224420 in words is "eight billion, six hundred twenty-six million, two hundred twenty-four thousand, four hundred twenty".