2273400000 has 336 divisors, whose sum is σ = 8373526560. Its totient is φ = 604800000.

The previous prime is 2273399983. The next prime is 2273400007. The reversal of 2273400000 is 43722.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2273400007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5399790 + ... + 5400210.

It is an arithmetic number, because the mean of its divisors is an integer number (24921210).

Almost surely, 2^2273400000 is an apocalyptic number.

2273400000 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 2273400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4186763280).

2273400000 is an abundant number, since it is smaller than the sum of its proper divisors (6100126560).

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

2273400000 is an frugal number, since it uses more digits than its factorization.

2273400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 2273400000 is about 47680.1845634012. The cubic root of 2273400000 is about 1314.8976581381.

Adding to 2273400000 its reverse (43722), we get a palindrome (2273443722).

The spelling of 2273400000 in words is "two billion, two hundred seventy-three million, four hundred thousand".