2442442133 has 4 divisors (see below), whose sum is σ = 2443166220. Its totient is φ = 2441718048.

The previous prime is 2442442129. The next prime is 2442442141. The reversal of 2442442133 is 3312442442.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2165785444 + 276656689 = 46538^2 + 16633^2 .

It is a cyclic number.

It is not a de Polignac number, because 2442442133 - 2² = 2442442129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2442442096 and 2442442105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442442033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356960 + ... + 363737.

It is an arithmetic number, because the mean of its divisors is an integer number (610791555).

Almost surely, 2^2442442133 is an apocalyptic number.

It is an amenable number.

2442442133 is a deficient number, since it is larger than the sum of its proper divisors (724087).

2442442133 is an equidigital number, since it uses as much as digits as its factorization.

2442442133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724086.

The product of its digits is 18432, while the sum is 29.

The square root of 2442442133 is about 49421.0697273946. The cubic root of 2442442133 is about 1346.7120963486.

Adding to 2442442133 its reverse (3312442442), we get a palindrome (5754884575).

The spelling of 2442442133 in words is "two billion, four hundred forty-two million, four hundred forty-two thousand, one hundred thirty-three".