4001024422 has 4 divisors (see below), whose sum is σ = 6001536636. Its totient is φ = 2000512210.

The previous prime is 4001024387. The next prime is 4001024429. The reversal of 4001024422 is 2244201004.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4001024422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001024429) by changing a digit.

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 as a sum of consecutive naturals, namely, 1000256104 + ... + 1000256107.

It is an arithmetic number, because the mean of its divisors is an integer number (1500384159).

Almost surely, 2^4001024422 is an apocalyptic number.

4001024422 is a deficient number, since it is larger than the sum of its proper divisors (2000512214).

4001024422 is a wasteful number, since it uses less digits than its factorization.

4001024422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000512213.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 4001024422 is about 63253.6514519122. The cubic root of 4001024422 is about 1587.5365544479.

Adding to 4001024422 its reverse (2244201004), we get a palindrome (6245225426).

The spelling of 4001024422 in words is "four billion, one million, twenty-four thousand, four hundred twenty-two".