2475875721 has 32 divisors (see below), whose sum is σ = 3683358720. Its totient is φ = 1466712000.

The previous prime is 2475875711. The next prime is 2475875749. The reversal of 2475875721 is 1275785742.

2475875721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2475875721 - 2⁶ = 2475875657 is a prime.

It is a super-2 number, since 2×2475875721² = 12259921171674539682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2475875711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 258606 + ... + 268008.

It is an arithmetic number, because the mean of its divisors is an integer number (115104960).

Almost surely, 2^2475875721 is an apocalyptic number.

It is an amenable number.

2475875721 is a deficient number, since it is larger than the sum of its proper divisors (1207482999).

2475875721 is a wasteful number, since it uses less digits than its factorization.

2475875721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9597.

The product of its digits is 1097600, while the sum is 48.

The square root of 2475875721 is about 49758.1724041388. The cubic root of 2475875721 is about 1352.8291325455.

The spelling of 2475875721 in words is "two billion, four hundred seventy-five million, eight hundred seventy-five thousand, seven hundred twenty-one".