2247045728 has 12 divisors (see below), whose sum is σ = 4423871340. Its totient is φ = 1123522848.

The previous prime is 2247045727. The next prime is 2247045761. The reversal of 2247045728 is 8275407422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2247045727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35110058 + ... + 35110121.

It is an arithmetic number, because the mean of its divisors is an integer number (368655945).

Almost surely, 2^2247045728 is an apocalyptic number.

It is an amenable number.

2247045728 is a deficient number, since it is larger than the sum of its proper divisors (2176825612).

2247045728 is an equidigital number, since it uses as much as digits as its factorization.

2247045728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70220189 (or 70220181 counting only the distinct ones).

The product of its (nonzero) digits is 250880, while the sum is 41.

The square root of 2247045728 is about 47403.0139126195. The cubic root of 2247045728 is about 1309.7969360672.

The spelling of 2247045728 in words is "two billion, two hundred forty-seven million, forty-five thousand, seven hundred twenty-eight".