4012304022 has 48 divisors (see below), whose sum is σ = 9006042240. Its totient is φ = 1289635200.

The previous prime is 4012304017. The next prime is 4012304033. The reversal of 4012304022 is 2204032104.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4012303986 and 4012304004.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 144004 + ... + 169592.

It is an arithmetic number, because the mean of its divisors is an integer number (187625880).

Almost surely, 2^4012304022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4012304022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4503021120).

4012304022 is an abundant number, since it is smaller than the sum of its proper divisors (4993738218).

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

4012304022 is a wasteful number, since it uses less digits than its factorization.

4012304022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25909 (or 25906 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4012304022 is about 63342.7503507702. The cubic root of 4012304022 is about 1589.0270040823.

Adding to 4012304022 its reverse (2204032104), we get a palindrome (6216336126).

The spelling of 4012304022 in words is "four billion, twelve million, three hundred four thousand, twenty-two".