2645827244 has 12 divisors (see below), whose sum is σ = 4682223000. Its totient is φ = 1308049248.

The previous prime is 2645827243. The next prime is 2645827291. The reversal of 2645827244 is 4427285462.

It is a junction number, because it is equal to n+sod(n) for n = 2645827195 and 2645827204.

It is not an unprimeable number, because it can be changed into a prime (2645827243) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3715694 + ... + 3716405.

It is an arithmetic number, because the mean of its divisors is an integer number (390185250).

Almost surely, 2^2645827244 is an apocalyptic number.

It is an amenable number.

2645827244 is a deficient number, since it is larger than the sum of its proper divisors (2036395756).

2645827244 is a wasteful number, since it uses less digits than its factorization.

2645827244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7432192 (or 7432190 counting only the distinct ones).

The product of its digits is 860160, while the sum is 44.

The square root of 2645827244 is about 51437.6053486163. The cubic root of 2645827244 is about 1383.1007856573.

The spelling of 2645827244 in words is "two billion, six hundred forty-five million, eight hundred twenty-seven thousand, two hundred forty-four".