4074020520 has 128 divisors (see below), whose sum is σ = 12425356800. Its totient is φ = 1068447744.

The previous prime is 4074020519. The next prime is 4074020549. The reversal of 4074020520 is 250204704.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2966554 + ... + 2967926.

It is an arithmetic number, because the mean of its divisors is an integer number (97073100).

Almost surely, 2^4074020520 is an apocalyptic number.

4074020520 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 4074020520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6212678400).

4074020520 is an abundant number, since it is smaller than the sum of its proper divisors (8351336280).

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

4074020520 is a wasteful number, since it uses less digits than its factorization.

4074020520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1779 (or 1775 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 4074020520 is about 63828.0543334982. The cubic root of 4074020520 is about 1597.1329541403.

The spelling of 4074020520 in words is "four billion, seventy-four million, twenty thousand, five hundred twenty".