6743686 has 4 divisors (see below), whose sum is σ = 10115532. Its totient is φ = 3371842.

The previous prime is 6743683. The next prime is 6743687. The reversal of 6743686 is 6863476.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6743683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1685920 + ... + 1685923.

It is an arithmetic number, because the mean of its divisors is an integer number (2528883).

Almost surely, 2^6743686 is an apocalyptic number.

6743686 is a deficient number, since it is larger than the sum of its proper divisors (3371846).

6743686 is a wasteful number, since it uses less digits than its factorization.

6743686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371845.

The product of its digits is 145152, while the sum is 40.

The square root of 6743686 is about 2596.8607971934. The cubic root of 6743686 is about 188.9292121270.

The spelling of 6743686 in words is "six million, seven hundred forty-three thousand, six hundred eighty-six".