2244232240 has 40 divisors (see below), whose sum is σ = 5258949120. Its totient is φ = 890620416.

The previous prime is 2244232229. The next prime is 2244232267. The reversal of 2244232240 is 422324422.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100285 + ... + 120604.

It is an arithmetic number, because the mean of its divisors is an integer number (131473728).

Almost surely, 2^2244232240 is an apocalyptic number.

2244232240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2244232240 is an abundant number, since it is smaller than the sum of its proper divisors (3014716880).

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

2244232240 is a wasteful number, since it uses less digits than its factorization.

2244232240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221029 (or 221023 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 2244232240 is about 47373.3283610092. The cubic root of 2244232240 is about 1309.2500495482.

Adding to 2244232240 its reverse (422324422), we get a palindrome (2666556662).

The spelling of 2244232240 in words is "two billion, two hundred forty-four million, two hundred thirty-two thousand, two hundred forty".