6937390682 has 8 divisors (see below), whose sum is σ = 10406442900. Its totient is φ = 3468576384.

The previous prime is 6937390667. The next prime is 6937390699. The reversal of 6937390682 is 2860937396.

It is a Cunningham number, because it is equal to 83291²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 6937390681 + 1 = 83291^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68444 + ... + 136232.

Almost surely, 2^6937390682 is an apocalyptic number.

6937390682 is a deficient number, since it is larger than the sum of its proper divisors (3469052218).

6937390682 is a wasteful number, since it uses less digits than its factorization.

6937390682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118960.

The product of its (nonzero) digits is 2939328, while the sum is 53.

The square root of 6937390682 is about 83291.0000060030. Note that the first 5 decimals coincide. The cubic root of 6937390682 is about 1907.2108887013.

The spelling of 6937390682 in words is "six billion, nine hundred thirty-seven million, three hundred ninety thousand, six hundred eighty-two".