2242321040 has 40 divisors (see below), whose sum is σ = 5221624128. Its totient is φ = 895512960.

The previous prime is 2242321009. The next prime is 2242321049. The reversal of 2242321040 is 401232422.

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

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (2242321049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29645 + ... + 73235.

Almost surely, 2^2242321040 is an apocalyptic number.

2242321040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2242321040 is an abundant number, since it is smaller than the sum of its proper divisors (2979303088).

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

2242321040 is a wasteful number, since it uses less digits than its factorization.

2242321040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44247 (or 44241 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2242321040 is about 47353.1523765842. The cubic root of 2242321040 is about 1308.8782892504.

Adding to 2242321040 its reverse (401232422), we get a palindrome (2643553462).

The spelling of 2242321040 in words is "two billion, two hundred forty-two million, three hundred twenty-one thousand, forty".