2141734728 has 96 divisors (see below), whose sum is σ = 6361200000. Its totient is φ = 598889088.

The previous prime is 2141734711. The next prime is 2141734741. The reversal of 2141734728 is 8274371412.

2141734728 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35898 + ... + 74646.

It is an arithmetic number, because the mean of its divisors is an integer number (66262500).

Almost surely, 2^2141734728 is an apocalyptic number.

2141734728 is a gapful number since it is divisible by the number (28) 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 2141734728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3180600000).

2141734728 is an abundant number, since it is smaller than the sum of its proper divisors (4219465272).

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

2141734728 is a wasteful number, since it uses less digits than its factorization.

2141734728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38819 (or 38808 counting only the distinct ones).

The product of its digits is 75264, while the sum is 39.

The square root of 2141734728 is about 46278.8799345879. The cubic root of 2141734728 is about 1289.0068529214.

The spelling of 2141734728 in words is "two billion, one hundred forty-one million, seven hundred thirty-four thousand, seven hundred twenty-eight".