2240132312 has 64 divisors (see below), whose sum is σ = 4689705600. Its totient is φ = 994602240.

The previous prime is 2240132287. The next prime is 2240132317. The reversal of 2240132312 is 2132310422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240132317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 685739 + ... + 688997.

It is an arithmetic number, because the mean of its divisors is an integer number (73276650).

Almost surely, 2^2240132312 is an apocalyptic number.

2240132312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2240132312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2344852800).

2240132312 is an abundant number, since it is smaller than the sum of its proper divisors (2449573288).

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

2240132312 is a wasteful number, since it uses less digits than its factorization.

2240132312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3456 (or 3452 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2240132312 is about 47330.0360447782. The cubic root of 2240132312 is about 1308.4522855519.

Adding to 2240132312 its reverse (2132310422), we get a palindrome (4372442734).

The spelling of 2240132312 in words is "two billion, two hundred forty million, one hundred thirty-two thousand, three hundred twelve".