4222646520 has 64 divisors (see below), whose sum is σ = 12882672000. Its totient is φ = 1106951808.

The previous prime is 4222646443. The next prime is 4222646551. The reversal of 4222646520 is 256462224.

It is a super-2 number, since 2×4222646520² = 35661487265736220800, which contains 22 as substring.

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, 291130 + ... + 305289.

It is an arithmetic number, because the mean of its divisors is an integer number (201291750).

Almost surely, 2^4222646520 is an apocalyptic number.

4222646520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4222646520 is an abundant number, since it is smaller than the sum of its proper divisors (8660025480).

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

4222646520 is a wasteful number, since it uses less digits than its factorization.

4222646520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596492 (or 596488 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 4222646520 is about 64981.8937858847. The cubic root of 4222646520 is about 1616.3233339477.

The spelling of 4222646520 in words is "four billion, two hundred twenty-two million, six hundred forty-six thousand, five hundred twenty".