4082921472 has 156 divisors (see below), whose sum is σ = 12665710536. Its totient is φ = 1166376960.

The previous prime is 4082921471. The next prime is 4082921477. The reversal of 4082921472 is 2741292804.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4082921472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4082921471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 598722 + ... + 605502.

Almost surely, 2^4082921472 is an apocalyptic number.

4082921472 is a gapful number since it is divisible by the number (42) 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 4082921472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6332855268).

4082921472 is an abundant number, since it is smaller than the sum of its proper divisors (8582789064).

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

4082921472 is an equidigital number, since it uses as much as digits as its factorization.

4082921472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6822 (or 6793 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 4082921472 is about 63897.7423075338. The cubic root of 4082921472 is about 1598.2952509559.

The spelling of 4082921472 in words is "four billion, eighty-two million, nine hundred twenty-one thousand, four hundred seventy-two".