6875328349 has 4 divisors (see below), whose sum is σ = 6880614300. Its totient is φ = 6870042400.

The previous prime is 6875328331. The next prime is 6875328407. The reversal of 6875328349 is 9438235786.

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

It can be written as a sum of positive squares in 2 ways, for example, as 673765849 + 6201562500 = 25957^2 + 78750^2 .

It is a cyclic number.

It is not a de Polignac number, because 6875328349 - 2⁷ = 6875328221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6875328349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6875328329) 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, 2641024 + ... + 2643625.

It is an arithmetic number, because the mean of its divisors is an integer number (1720153575).

Almost surely, 2^6875328349 is an apocalyptic number.

It is an amenable number.

6875328349 is a deficient number, since it is larger than the sum of its proper divisors (5285951).

6875328349 is a wasteful number, since it uses less digits than its factorization.

6875328349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5285950.

The product of its digits is 8709120, while the sum is 55.

The square root of 6875328349 is about 82917.5997542138. The cubic root of 6875328349 is about 1901.5065013082.

The spelling of 6875328349 in words is "six billion, eight hundred seventy-five million, three hundred twenty-eight thousand, three hundred forty-nine".