2244142442 has 16 divisors (see below), whose sum is σ = 3386220552. Its totient is φ = 1115412480.

The previous prime is 2244142427. The next prime is 2244142469. The reversal of 2244142442 is 2442414422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2235492961 + 8649481 = 47281^2 + 2941^2 .

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, 736442 + ... + 739482.

Almost surely, 2^2244142442 is an apocalyptic number.

2244142442 is a deficient number, since it is larger than the sum of its proper divisors (1142078110).

2244142442 is a wasteful number, since it uses less digits than its factorization.

2244142442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5113.

The product of its digits is 16384, while the sum is 29.

The square root of 2244142442 is about 47372.3805819382. The cubic root of 2244142442 is about 1309.2325870649.

Adding to 2244142442 its reverse (2442414422), we get a palindrome (4686556864).

The spelling of 2244142442 in words is "two billion, two hundred forty-four million, one hundred forty-two thousand, four hundred forty-two".