6851401 has 16 divisors (see below), whose sum is σ = 7507584. Its totient is φ = 6234624.

The previous prime is 6851347. The next prime is 6851407. The reversal of 6851401 is 1041586.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6851401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6851407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70585 + ... + 70681.

It is an arithmetic number, because the mean of its divisors is an integer number (469224).

Almost surely, 2^6851401 is an apocalyptic number.

It is an amenable number.

6851401 is a deficient number, since it is larger than the sum of its proper divisors (656183).

6851401 is a wasteful number, since it uses less digits than its factorization.

6851401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 6851401 is about 2617.5180992688. The cubic root of 6851401 is about 189.9298078670.

Adding to 6851401 its reverse (1041586), we get a palindrome (7892987).

The spelling of 6851401 in words is "six million, eight hundred fifty-one thousand, four hundred one".