4220926520 has 32 divisors (see below), whose sum is σ = 9803445120. Its totient is φ = 1633906560.

The previous prime is 4220926517. The next prime is 4220926543. The reversal of 4220926520 is 256290224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1700747 + ... + 1703226.

It is an arithmetic number, because the mean of its divisors is an integer number (306357660).

Almost surely, 2^4220926520 is an apocalyptic number.

4220926520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4220926520 is an abundant number, since it is smaller than the sum of its proper divisors (5582518600).

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

4220926520 is a wasteful number, since it uses less digits than its factorization.

4220926520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3404015 (or 3404011 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 4220926520 is about 64968.6579821378. The cubic root of 4220926520 is about 1616.1038465027.

The spelling of 4220926520 in words is "four billion, two hundred twenty million, nine hundred twenty-six thousand, five hundred twenty".