2234220340 has 48 divisors (see below), whose sum is σ = 5144477184. Its totient is φ = 808304000.

The previous prime is 2234220337. The next prime is 2234220361. The reversal of 2234220340 is 430224322.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 17565 + ... + 69115.

It is an arithmetic number, because the mean of its divisors is an integer number (107176608).

Almost surely, 2^2234220340 is an apocalyptic number.

2234220340 is a gapful number since it is divisible by the number (20) 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 2234220340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2572238592).

2234220340 is an abundant number, since it is smaller than the sum of its proper divisors (2910256844).

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

2234220340 is a wasteful number, since it uses less digits than its factorization.

2234220340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51768 (or 51766 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 2234220340 is about 47267.5400248416. The cubic root of 2234220340 is about 1307.3002184437.

Adding to 2234220340 its reverse (430224322), we get a palindrome (2664444662).

The spelling of 2234220340 in words is "two billion, two hundred thirty-four million, two hundred twenty thousand, three hundred forty".