6709393 has 6 divisors (see below), whose sum is σ = 6804434. Its totient is φ = 6614976.

The previous prime is 6709387. The next prime is 6709397. The reversal of 6709393 is 3939076.

It can be written as a sum of positive squares in only one way, i.e., 5602689 + 1106704 = 2367^2 + 1052^2 .

It is not a de Polignac number, because 6709393 - 2²¹ = 4612241 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6709397) 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, 25380 + ... + 25642.

Almost surely, 2^6709393 is an apocalyptic number.

It is an amenable number.

6709393 is a deficient number, since it is larger than the sum of its proper divisors (95041).

6709393 is an frugal number, since it uses more digits than its factorization.

6709393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623 (or 360 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 37.

The square root of 6709393 is about 2590.2496018724. The cubic root of 6709393 is about 188.6084200627.

The spelling of 6709393 in words is "six million, seven hundred nine thousand, three hundred ninety-three".