4243022442 has 24 divisors (see below), whose sum is σ = 9215708580. Its totient is φ = 1410880320.

The previous prime is 4243022429. The next prime is 4243022461. The reversal of 4243022442 is 2442203424.

4243022442 is a `hidden beast` number, since 4 + 2 + 430 + 224 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3463440201 + 779582241 = 58851^2 + 27921^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 280809 + ... + 295532.

Almost surely, 2^4243022442 is an apocalyptic number.

4243022442 is an abundant number, since it is smaller than the sum of its proper divisors (4972686138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4243022442 is a wasteful number, since it uses less digits than its factorization.

4243022442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576758 (or 576755 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

The square root of 4243022442 is about 65138.4866419231. The cubic root of 4243022442 is about 1618.9189609875.

Adding to 4243022442 its reverse (2442203424), we get a palindrome (6685225866).

The spelling of 4243022442 in words is "four billion, two hundred forty-three million, twenty-two thousand, four hundred forty-two".