2153006244 has 72 divisors (see below), whose sum is σ = 5673927168. Its totient is φ = 713849760.

The previous prime is 2153006237. The next prime is 2153006267. The reversal of 2153006244 is 4426003512.

2153006244 is a `hidden beast` number, since 2 + 1 + 5 + 30 + 0 + 624 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 179854 + ... + 191450.

It is an arithmetic number, because the mean of its divisors is an integer number (78804544).

Almost surely, 2^2153006244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2153006244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2836963584).

2153006244 is an abundant number, since it is smaller than the sum of its proper divisors (3520920924).

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

2153006244 is a wasteful number, since it uses less digits than its factorization.

2153006244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11807 (or 11793 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2153006244 is about 46400.4983162897. The cubic root of 2153006244 is about 1291.2641582733.

Adding to 2153006244 its reverse (4426003512), we get a palindrome (6579009756).

The spelling of 2153006244 in words is "two billion, one hundred fifty-three million, six thousand, two hundred forty-four".