2244473280 has 896 divisors, whose sum is σ = 10007193600. Its totient is φ = 461832192.

The previous prime is 2244473261. The next prime is 2244473293. The reversal of 2244473280 is 823744422.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 38041891 + ... + 38041949.

Almost surely, 2^2244473280 is an apocalyptic number.

2244473280 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 2244473280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5003596800).

2244473280 is an abundant number, since it is smaller than the sum of its proper divisors (7762720320).

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

2244473280 is a wasteful number, since it uses less digits than its factorization.

2244473280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 36.

The square root of 2244473280 is about 47375.8723402535. The cubic root of 2244473280 is about 1309.2969208610.

The spelling of 2244473280 in words is "two billion, two hundred forty-four million, four hundred seventy-three thousand, two hundred eighty".