4222523520 has 384 divisors, whose sum is σ = 15927912000. Its totient is φ = 1065996288.

The previous prime is 4222523497. The next prime is 4222523531. The reversal of 4222523520 is 253252224.

4222523520 is a `hidden beast` number, since 422 + 2 + 5 + 235 + 2 + 0 = 666.

4222523520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2954166 + ... + 2955594.

Almost surely, 2^4222523520 is an apocalyptic number.

4222523520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4222523520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7963956000).

4222523520 is an abundant number, since it is smaller than the sum of its proper divisors (11705388480).

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

4222523520 is a wasteful number, since it uses less digits than its factorization.

4222523520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482 (or 1458 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 4222523520 is about 64980.9473615151. The cubic root of 4222523520 is about 1616.3076400221.

Adding to 4222523520 its reverse (253252224), we get a palindrome (4475775744).

The spelling of 4222523520 in words is "four billion, two hundred twenty-two million, five hundred twenty-three thousand, five hundred twenty".