3899877601 has 9 divisors (see below), whose sum is σ = 3932178649. Its totient is φ = 3867841264.

The previous prime is 3899877599. The next prime is 3899877607. The reversal of 3899877601 is 1067789983.

The square root of 3899877601 is 62449.

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

3899877601 is digitally balanced in base 2, 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 4 ways, for example, as 36012001 + 3863865600 = 6001^2 + 62160^2 .

It is not a de Polignac number, because 3899877601 - 2¹ = 3899877599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3899877607) 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, 12302295 + ... + 12302611.

Almost surely, 2^3899877601 is an apocalyptic number.

3899877601 is the 62449-th square number.

3899877601 is the 31225-th centered octagonal number.

It is an amenable number.

3899877601 is a deficient number, since it is larger than the sum of its proper divisors (32301048).

3899877601 is an frugal number, since it uses more digits than its factorization.

3899877601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028 (or 514 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 58.

The cubic root of 3899877601 is about 1574.0444494949.

The spelling of 3899877601 in words is "three billion, eight hundred ninety-nine million, eight hundred seventy-seven thousand, six hundred one".