2034721020 has 96 divisors (see below), whose sum is σ = 6159283200. Its totient is φ = 500131584.

The previous prime is 2034721009. The next prime is 2034721021. The reversal of 2034721020 is 201274302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2034721021) by changing a digit.

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, 18061 + ... + 66299.

It is an arithmetic number, because the mean of its divisors is an integer number (64159200).

Almost surely, 2^2034721020 is an apocalyptic number.

2034721020 is a gapful number since it is divisible by the number (20) 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 2034721020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3079641600).

2034721020 is an abundant number, since it is smaller than the sum of its proper divisors (4124562180).

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

2034721020 is a wasteful number, since it uses less digits than its factorization.

2034721020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48307 (or 48305 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 2034721020 is about 45107.8820163395. The cubic root of 2034721020 is about 1267.1702179201.

Adding to 2034721020 its reverse (201274302), we get a palindrome (2235995322).

The spelling of 2034721020 in words is "two billion, thirty-four million, seven hundred twenty-one thousand, twenty".