8244464220 has 36 divisors (see below), whose sum is σ = 25008208680. Its totient is φ = 2198523744.

The previous prime is 8244464203. The next prime is 8244464303. The reversal of 8244464220 is 224644428.

It is a happy number.

8244464220 is a `hidden beast` number, since 8 + 2 + 4 + 4 + 4 + 642 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 22901110 + ... + 22901469.

Almost surely, 2^8244464220 is an apocalyptic number.

It is an amenable number.

8244464220 is an abundant number, since it is smaller than the sum of its proper divisors (16763744460).

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

8244464220 is a wasteful number, since it uses less digits than its factorization.

8244464220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45802594 (or 45802589 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

The square root of 8244464220 is about 90799.0320432988. The cubic root of 8244464220 is about 2020.1679613956.

The spelling of 8244464220 in words is "eight billion, two hundred forty-four million, four hundred sixty-four thousand, two hundred twenty".