3898272775 has 24 divisors (see below), whose sum is σ = 4910409920. Its totient is φ = 3069480960.

The previous prime is 3898272761. The next prime is 3898272779. The reversal of 3898272775 is 5772728983.

3898272775 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 3898272775 - 2⁷ = 3898272647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3898272779) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 662647 + ... + 668503.

Almost surely, 2^3898272775 is an apocalyptic number.

3898272775 is a deficient number, since it is larger than the sum of its proper divisors (1012137145).

3898272775 is a wasteful number, since it uses less digits than its factorization.

3898272775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6283 (or 6278 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 58.

The square root of 3898272775 is about 62436.1495849960. The cubic root of 3898272775 is about 1573.8285098943.

The spelling of 3898272775 in words is "three billion, eight hundred ninety-eight million, two hundred seventy-two thousand, seven hundred seventy-five".