4423012442 has 8 divisors (see below), whose sum is σ = 6654206676. Its totient is φ = 2204943552.

The previous prime is 4423012411. The next prime is 4423012487. The reversal of 4423012442 is 2442103244.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4252213681 + 170798761 = 65209^2 + 13069^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3280493 + ... + 3281840.

Almost surely, 2^4423012442 is an apocalyptic number.

4423012442 is a deficient number, since it is larger than the sum of its proper divisors (2231194234).

4423012442 is a wasteful number, since it uses less digits than its factorization.

4423012442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6562672.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4423012442 is about 66505.7323995458. The cubic root of 4423012442 is about 1641.4943302833.

Adding to 4423012442 its reverse (2442103244), we get a palindrome (6865115686).

The spelling of 4423012442 in words is "four billion, four hundred twenty-three million, twelve thousand, four hundred forty-two".