2244070728 has 24 divisors (see below), whose sum is σ = 6077691750. Its totient is φ = 748023552.

The previous prime is 2244070709. The next prime is 2244070733. The reversal of 2244070728 is 8270704422.

2244070728 is a `hidden beast` number, since 224 + 407 + 0 + 7 + 28 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2214455364 + 29615364 = 47058^2 + 5442^2 .

It is a tau number, because it is divible by the number of its divisors (24).

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 = 2244070692 and 2244070701.

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 5 ways as a sum of consecutive naturals, for example, 15583753 + ... + 15583896.

Almost surely, 2^2244070728 is an apocalyptic number.

It is an amenable number.

2244070728 is an abundant number, since it is smaller than the sum of its proper divisors (3833621022).

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

2244070728 is a wasteful number, since it uses less digits than its factorization.

2244070728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31167661 (or 31167654 counting only the distinct ones).

The product of its (nonzero) digits is 50176, while the sum is 36.

The square root of 2244070728 is about 47371.6236580508. The cubic root of 2244070728 is about 1309.2186409350.

The spelling of 2244070728 in words is "two billion, two hundred forty-four million, seventy thousand, seven hundred twenty-eight".