4002446022 has 64 divisors (see below), whose sum is σ = 8469356544. Its totient is φ = 1259089920.

The previous prime is 4002446011. The next prime is 4002446023. The reversal of 4002446022 is 2206442004.

It is a junction number, because it is equal to n+sod(n) for n = 4002445983 and 4002446001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002446023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3085278 + ... + 3086574.

It is an arithmetic number, because the mean of its divisors is an integer number (132333696).

Almost surely, 2^4002446022 is an apocalyptic number.

4002446022 is an abundant number, since it is smaller than the sum of its proper divisors (4466910522).

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

4002446022 is a wasteful number, since it uses less digits than its factorization.

4002446022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1733.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 4002446022 is about 63264.8877498411. The cubic root of 4002446022 is about 1587.7245541940.

Adding to 4002446022 its reverse (2206442004), we get a palindrome (6208888026).

The spelling of 4002446022 in words is "four billion, two million, four hundred forty-six thousand, twenty-two".