2042021324 has 48 divisors (see below), whose sum is σ = 4191145728. Its totient is φ = 852320448.

The previous prime is 2042021323. The next prime is 2042021327. The reversal of 2042021324 is 4231202402.

It is a junction number, because it is equal to n+sod(n) for n = 2042021296 and 2042021305.

It is not an unprimeable number, because it can be changed into a prime (2042021323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 446819 + ... + 451365.

It is an arithmetic number, because the mean of its divisors is an integer number (87315536).

Almost surely, 2^2042021324 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 2042021324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2095572864).

2042021324 is an abundant number, since it is smaller than the sum of its proper divisors (2149124404).

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

2042021324 is a wasteful number, since it uses less digits than its factorization.

2042021324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4974 (or 4972 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2042021324 is about 45188.7300551808. The cubic root of 2042021324 is about 1268.6838875692.

Adding to 2042021324 its reverse (4231202402), we get a palindrome (6273223726).

The spelling of 2042021324 in words is "two billion, forty-two million, twenty-one thousand, three hundred twenty-four".