4021459824 has 80 divisors (see below), whose sum is σ = 10625212800. Its totient is φ = 1310239488.

The previous prime is 4021459823. The next prime is 4021459847. The reversal of 4021459824 is 4289541204.

It is a super-2 number, since 2×4021459824² = 32344278232092221952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021459823) by changing a digit.

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, 502962 + ... + 510894.

It is an arithmetic number, because the mean of its divisors is an integer number (132815160).

Almost surely, 2^4021459824 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4021459824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5312606400).

4021459824 is an abundant number, since it is smaller than the sum of its proper divisors (6603752976).

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

4021459824 is a wasteful number, since it uses less digits than its factorization.

4021459824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8182 (or 8176 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 4021459824 is about 63414.9810691449. The cubic root of 4021459824 is about 1590.2347693367.

The spelling of 4021459824 in words is "four billion, twenty-one million, four hundred fifty-nine thousand, eight hundred twenty-four".