6846657394 has 4 divisors (see below), whose sum is σ = 10269986094. Its totient is φ = 3423328696.

The previous prime is 6846657383. The next prime is 6846657397. The reversal of 6846657394 is 4937566486.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 6402080169 + 444577225 = 80013^2 + 21085^2 .

It is not an unprimeable number, because it can be changed into a prime (6846657397) 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 as a sum of consecutive naturals, namely, 1711664347 + ... + 1711664350.

Almost surely, 2^6846657394 is an apocalyptic number.

6846657394 is a deficient number, since it is larger than the sum of its proper divisors (3423328700).

6846657394 is a wasteful number, since it uses less digits than its factorization.

6846657394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3423328699.

The product of its digits is 26127360, while the sum is 58.

The square root of 6846657394 is about 82744.5309008396. The cubic root of 6846657394 is about 1898.8596475699.

The spelling of 6846657394 in words is "six billion, eight hundred forty-six million, six hundred fifty-seven thousand, three hundred ninety-four".