6929345 has 4 divisors (see below), whose sum is σ = 8315220. Its totient is φ = 5543472.

The previous prime is 6929339. The next prime is 6929359. The reversal of 6929345 is 5439296.

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 1803649 + 5125696 = 1343^2 + 2264^2 .

It is a cyclic number.

It is not a de Polignac number, because 6929345 - 2¹² = 6925249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6929299 and 6929308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692930 + ... + 692939.

It is an arithmetic number, because the mean of its divisors is an integer number (2078805).

Almost surely, 2^6929345 is an apocalyptic number.

It is an amenable number.

6929345 is a deficient number, since it is larger than the sum of its proper divisors (1385875).

6929345 is a wasteful number, since it uses less digits than its factorization.

6929345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385874.

The product of its digits is 58320, while the sum is 38.

The square root of 6929345 is about 2632.3649063152. The cubic root of 6929345 is about 190.6473303591.

The spelling of 6929345 in words is "six million, nine hundred twenty-nine thousand, three hundred forty-five".