6854401 has 2 divisors, whose sum is σ = 6854402. Its totient is φ = 6854400.

The previous prime is 6854371. The next prime is 6854413. The reversal of 6854401 is 1044586.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5856400 + 998001 = 2420^2 + 999^2 .

It is a cyclic number.

It is not a de Polignac number, because 6854401 - 2⁵ = 6854369 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 6854401.

It is not a weakly prime, because it can be changed into another prime (6854461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3427200 + 3427201.

It is an arithmetic number, because the mean of its divisors is an integer number (3427201).

Almost surely, 2^6854401 is an apocalyptic number.

It is an amenable number.

6854401 is a deficient number, since it is larger than the sum of its proper divisors (1).

6854401 is an equidigital number, since it uses as much as digits as its factorization.

6854401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 6854401 is about 2618.0910984914. The cubic root of 6854401 is about 189.9575251314.

Adding to 6854401 its reverse (1044586), we get a palindrome (7898987).

The spelling of 6854401 in words is "six million, eight hundred fifty-four thousand, four hundred one".