4401123522 has 16 divisors (see below), whose sum is σ = 8989529472. Its totient is φ = 1435827440.

The previous prime is 4401123497. The next prime is 4401123527. The reversal of 4401123522 is 2253211044.

It is a junction number, because it is equal to n+sod(n) for n = 4401123492 and 4401123501.

It is not an unprimeable number, because it can be changed into a prime (4401123527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7803129 + ... + 7803692.

It is an arithmetic number, because the mean of its divisors is an integer number (561845592).

Almost surely, 2^4401123522 is an apocalyptic number.

4401123522 is an abundant number, since it is smaller than the sum of its proper divisors (4588405950).

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

4401123522 is a wasteful number, since it uses less digits than its factorization.

4401123522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15606873.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4401123522 is about 66340.9641322765. The cubic root of 4401123522 is about 1638.7820028881.

Adding to 4401123522 its reverse (2253211044), we get a palindrome (6654334566).

The spelling of 4401123522 in words is "four billion, four hundred one million, one hundred twenty-three thousand, five hundred twenty-two".