6891746332 has 48 divisors (see below), whose sum is σ = 12371157792. Its totient is φ = 3358540800.

The previous prime is 6891746321. The next prime is 6891746333. The reversal of 6891746332 is 2336471986.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6891746333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11466832 + ... + 11467432.

It is an arithmetic number, because the mean of its divisors is an integer number (257732454).

Almost surely, 2^6891746332 is an apocalyptic number.

It is an amenable number.

6891746332 is a deficient number, since it is larger than the sum of its proper divisors (5479411460).

6891746332 is a wasteful number, since it uses less digits than its factorization.

6891746332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078 (or 1076 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 49.

The square root of 6891746332 is about 83016.5425201508. The cubic root of 6891746332 is about 1903.0188695401.

The spelling of 6891746332 in words is "six billion, eight hundred ninety-one million, seven hundred forty-six thousand, three hundred thirty-two".