2875076721 has 16 divisors (see below), whose sum is σ = 4646589120. Its totient is φ = 1742470560.

The previous prime is 2875076719. The next prime is 2875076753. The reversal of 2875076721 is 1276705782.

2875076721 is a `hidden beast` number, since 2 + 87 + 507 + 67 + 2 + 1 = 666.

2875076721 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2875076721 - 2¹ = 2875076719 is a prime.

It is a super-2 number, since 2×2875076721² = 16532132303272223682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2875076021) 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, 4839900 + ... + 4840493.

It is an arithmetic number, because the mean of its divisors is an integer number (290411820).

Almost surely, 2^2875076721 is an apocalyptic number.

It is an amenable number.

2875076721 is a deficient number, since it is larger than the sum of its proper divisors (1771512399).

2875076721 is a wasteful number, since it uses less digits than its factorization.

2875076721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9680413 (or 9680407 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 45.

The square root of 2875076721 is about 53619.7418960591. The cubic root of 2875076721 is about 1421.9461381796.

The spelling of 2875076721 in words is "two billion, eight hundred seventy-five million, seventy-six thousand, seven hundred twenty-one".