3253649271 has 4 divisors (see below), whose sum is σ = 4338199032. Its totient is φ = 2169099512.

The previous prime is 3253649251. The next prime is 3253649297. The reversal of 3253649271 is 1729463523.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3253649271 - 2⁵ = 3253649239 is a prime.

It is a super-3 number, since 3×3253649271³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3253649221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542274876 + ... + 542274881.

It is an arithmetic number, because the mean of its divisors is an integer number (1084549758).

Almost surely, 2^3253649271 is an apocalyptic number.

3253649271 is a deficient number, since it is larger than the sum of its proper divisors (1084549761).

3253649271 is a wasteful number, since it uses less digits than its factorization.

3253649271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084549760.

The product of its digits is 272160, while the sum is 42.

The square root of 3253649271 is about 57040.7684993812. The cubic root of 3253649271 is about 1481.8022345701.

The spelling of 3253649271 in words is "three billion, two hundred fifty-three million, six hundred forty-nine thousand, two hundred seventy-one".