2234445442 has 8 divisors (see below), whose sum is σ = 3355599996. Its totient is φ = 1115912112.

The previous prime is 2234445419. The next prime is 2234445443. The reversal of 2234445442 is 2445444322.

It can be written as a sum of positive squares in 2 ways, for example, as 1877575561 + 356869881 = 43331^2 + 18891^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2234445398 and 2234445407.

It is not an unprimeable number, because it can be changed into a prime (2234445443) 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, 653173 + ... + 656584.

Almost surely, 2^2234445442 is an apocalyptic number.

2234445442 is a deficient number, since it is larger than the sum of its proper divisors (1121154554).

2234445442 is a wasteful number, since it uses less digits than its factorization.

2234445442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310612.

The product of its digits is 122880, while the sum is 34.

The square root of 2234445442 is about 47269.9211126907. The cubic root of 2234445442 is about 1307.3441213072.

Adding to 2234445442 its reverse (2445444322), we get a palindrome (4679889764).

The spelling of 2234445442 in words is "two billion, two hundred thirty-four million, four hundred forty-five thousand, four hundred forty-two".