4223245520 has 80 divisors (see below), whose sum is σ = 11130954240. Its totient is φ = 1477274112.

The previous prime is 4223245517. The next prime is 4223245561. The reversal of 4223245520 is 255423224.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 87104 + ... + 126623.

It is an arithmetic number, because the mean of its divisors is an integer number (139136928).

Almost surely, 2^4223245520 is an apocalyptic number.

4223245520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4223245520 is an abundant number, since it is smaller than the sum of its proper divisors (6907708720).

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

4223245520 is a wasteful number, since it uses less digits than its factorization.

4223245520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213772 (or 213766 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 4223245520 is about 64986.5025986166. The cubic root of 4223245520 is about 1616.3997577335.

Adding to 4223245520 its reverse (255423224), we get a palindrome (4478668744).

The spelling of 4223245520 in words is "four billion, two hundred twenty-three million, two hundred forty-five thousand, five hundred twenty".