4023745220 has 24 divisors (see below), whose sum is σ = 9218035008. Its totient is φ = 1463180000.

The previous prime is 4023745217. The next prime is 4023745237. The reversal of 4023745220 is 225473204.

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, 9144656 + ... + 9145095.

It is an arithmetic number, because the mean of its divisors is an integer number (384084792).

Almost surely, 2^4023745220 is an apocalyptic number.

It is an amenable number.

4023745220 is an abundant number, since it is smaller than the sum of its proper divisors (5194289788).

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

4023745220 is a wasteful number, since it uses less digits than its factorization.

4023745220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18289771 (or 18289769 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 4023745220 is about 63432.9978796525. The cubic root of 4023745220 is about 1590.5359558127.

The spelling of 4023745220 in words is "four billion, twenty-three million, seven hundred forty-five thousand, two hundred twenty".