6074487721 has 9 divisors (see below), whose sum is σ = 6183871383. Its totient is φ = 5967009840.

The previous prime is 6074487677. The next prime is 6074487733. The reversal of 6074487721 is 1277844706.

The square root of 6074487721 is 77939.

It is a perfect power (a square), and thus also a powerful number.

6074487721 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 5623350121 + 451137600 = 74989^2 + 21240^2 .

It is a de Polignac number, because none of the positive numbers 2^k-6074487721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6074484721) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4597741 + ... + 4599061.

Almost surely, 2^6074487721 is an apocalyptic number.

6074487721 is the 77939-th square number.

6074487721 is the 38970-th centered octagonal number.

It is an amenable number.

6074487721 is a deficient number, since it is larger than the sum of its proper divisors (109383662).

6074487721 is an frugal number, since it uses more digits than its factorization.

6074487721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760 (or 1380 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 46.

The cubic root of 6074487721 is about 1824.6093085989.

The spelling of 6074487721 in words is "six billion, seventy-four million, four hundred eighty-seven thousand, seven hundred twenty-one".