4020715424 has 48 divisors (see below), whose sum is σ = 9143378496. Its totient is φ = 1720089600.

The previous prime is 4020715397. The next prime is 4020715549. The reversal of 4020715424 is 4245170204.

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, 329972 + ... + 341939.

It is an arithmetic number, because the mean of its divisors is an integer number (190487052).

Almost surely, 2^4020715424 is an apocalyptic number.

4020715424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4020715424 is an abundant number, since it is smaller than the sum of its proper divisors (5122663072).

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

4020715424 is a wasteful number, since it uses less digits than its factorization.

4020715424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671949 (or 671941 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 4020715424 is about 63409.1115219256. Note that the first 3 decimals coincide. The cubic root of 4020715424 is about 1590.1366421339.

Adding to 4020715424 its reverse (4245170204), we get a palindrome (8265885628).

The spelling of 4020715424 in words is "four billion, twenty million, seven hundred fifteen thousand, four hundred twenty-four".