6835982401 has 4 divisors (see below), whose sum is σ = 6838002900. Its totient is φ = 6833961904.

The previous prime is 6835982381. The next prime is 6835982437. The reversal of 6835982401 is 1042895386.

It is a Cunningham number, because it is equal to 82680²+1.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6635731600 + 200250801 = 81460^2 + 14151^2 .

It is a cyclic number.

It is not a de Polignac number, because 6835982401 - 2⁵ = 6835982369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6835982441) 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, 1005166 + ... + 1011943.

It is an arithmetic number, because the mean of its divisors is an integer number (1709500725).

Almost surely, 2^6835982401 is an apocalyptic number.

It is an amenable number.

6835982401 is a deficient number, since it is larger than the sum of its proper divisors (2020499).

6835982401 is a wasteful number, since it uses less digits than its factorization.

6835982401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020498.

The product of its (nonzero) digits is 414720, while the sum is 46.

The square root of 6835982401 is about 82680.0000060474. Note that the first 5 decimals coincide. The cubic root of 6835982401 is about 1897.8722627162.

The spelling of 6835982401 in words is "six billion, eight hundred thirty-five million, nine hundred eighty-two thousand, four hundred one".