6867034749 has 6 divisors (see below), whose sum is σ = 9919050206. Its totient is φ = 4578023160.

The previous prime is 6867034711. The next prime is 6867034751. The reversal of 6867034749 is 9474307686.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6852859524 + 14175225 = 82782^2 + 3765^2 .

It is not a de Polignac number, because 6867034749 - 2¹³ = 6867026557 is a prime.

It is a Duffinian number.

6867034749 is a modest number, since divided by 34749 gives 6867 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 6867034695 and 6867034704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6867034049) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 381501922 + ... + 381501939.

Almost surely, 2^6867034749 is an apocalyptic number.

It is an amenable number.

6867034749 is a deficient number, since it is larger than the sum of its proper divisors (3052015457).

6867034749 is a wasteful number, since it uses less digits than its factorization.

6867034749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763003867 (or 763003864 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The square root of 6867034749 is about 82867.5735677110. The cubic root of 6867034749 is about 1900.7416079126.

The spelling of 6867034749 in words is "six billion, eight hundred sixty-seven million, thirty-four thousand, seven hundred forty-nine".