4421522115 has 12 divisors (see below), whose sum is σ = 7663971744. Its totient is φ = 2358145104.

The previous prime is 4421522111. The next prime is 4421522173. The reversal of 4421522115 is 5112251244.

It is a happy number.

4421522115 is a `hidden beast` number, since 4 + 4 + 21 + 522 + 115 = 666.

It is not a de Polignac number, because 4421522115 - 2² = 4421522111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4421522111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49127979 + ... + 49128068.

It is an arithmetic number, because the mean of its divisors is an integer number (638664312).

Almost surely, 2^4421522115 is an apocalyptic number.

4421522115 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4421522115 is a deficient number, since it is larger than the sum of its proper divisors (3242449629).

4421522115 is a wasteful number, since it uses less digits than its factorization.

4421522115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98256058 (or 98256055 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 4421522115 is about 66494.5269552314. The cubic root of 4421522115 is about 1641.3099432718.

Adding to 4421522115 its reverse (5112251244), we get a palindrome (9533773359).

The spelling of 4421522115 in words is "four billion, four hundred twenty-one million, five hundred twenty-two thousand, one hundred fifteen".