2240100442 has 16 divisors (see below), whose sum is σ = 3386544840. Its totient is φ = 1111286592.

The previous prime is 2240100431. The next prime is 2240100449. The reversal of 2240100442 is 2440010422.

It can be written as a sum of positive squares in 4 ways, for example, as 2211914961 + 28185481 = 47031^2 + 5309^2 .

It is not an unprimeable number, because it can be changed into a prime (2240100449) 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, 125848 + ... + 142540.

Almost surely, 2^2240100442 is an apocalyptic number.

2240100442 is a deficient number, since it is larger than the sum of its proper divisors (1146444398).

2240100442 is a wasteful number, since it uses less digits than its factorization.

2240100442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17217.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 2240100442 is about 47329.6993651977. The cubic root of 2240100442 is about 1308.4460804761.

Adding to 2240100442 its reverse (2440010422), we get a palindrome (4680110864).

The spelling of 2240100442 in words is "two billion, two hundred forty million, one hundred thousand, four hundred forty-two".