6928427 has 4 divisors (see below), whose sum is σ = 7558296. Its totient is φ = 6298560.

The previous prime is 6928423. The next prime is 6928457. The reversal of 6928427 is 7248296.

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

It is a cyclic number.

It is not a de Polignac number, because 6928427 - 2² = 6928423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6928421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314918 + ... + 314939.

It is an arithmetic number, because the mean of its divisors is an integer number (1889574).

Almost surely, 2^6928427 is an apocalyptic number.

6928427 is a deficient number, since it is larger than the sum of its proper divisors (629869).

6928427 is a wasteful number, since it uses less digits than its factorization.

6928427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629868.

The product of its digits is 48384, while the sum is 38.

The square root of 6928427 is about 2632.1905326173. The cubic root of 6928427 is about 190.6389109977.

It can be divided in two parts, 692 and 8427, that added together give a palindrome (9119).

The spelling of 6928427 in words is "six million, nine hundred twenty-eight thousand, four hundred twenty-seven".