2245153212 has 72 divisors (see below), whose sum is σ = 6067597536. Its totient is φ = 697503744.

The previous prime is 2245153201. The next prime is 2245153213. The reversal of 2245153212 is 2123515422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245153213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45228 + ... + 80844.

It is an arithmetic number, because the mean of its divisors is an integer number (84272188).

Almost surely, 2^2245153212 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 2245153212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3033798768).

2245153212 is an abundant number, since it is smaller than the sum of its proper divisors (3822444324).

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

2245153212 is a wasteful number, since it uses less digits than its factorization.

2245153212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35747 (or 35742 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2245153212 is about 47383.0477280641. The cubic root of 2245153212 is about 1309.4291186173.

Adding to 2245153212 its reverse (2123515422), we get a palindrome (4368668634).

The spelling of 2245153212 in words is "two billion, two hundred forty-five million, one hundred fifty-three thousand, two hundred twelve".