2214144340 has 24 divisors (see below), whose sum is σ = 4654308960. Its totient is φ = 884780448.

The previous prime is 2214144323. The next prime is 2214144349. The reversal of 2214144340 is 434414122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2214144349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33942 + ... + 74701.

It is an arithmetic number, because the mean of its divisors is an integer number (193929540).

Almost surely, 2^2214144340 is an apocalyptic number.

2214144340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2214144340 is an abundant number, since it is smaller than the sum of its proper divisors (2440164620).

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

2214144340 is a wasteful number, since it uses less digits than its factorization.

2214144340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109671 (or 109669 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 2214144340 is about 47054.6951961226. The cubic root of 2214144340 is about 1303.3727686227.

Adding to 2214144340 its reverse (434414122), we get a palindrome (2648558462).

The spelling of 2214144340 in words is "two billion, two hundred fourteen million, one hundred forty-four thousand, three hundred forty".