6904231 has 2 divisors, whose sum is σ = 6904232. Its totient is φ = 6904230.

The previous prime is 6904229. The next prime is 6904241. The reversal of 6904231 is 1324096.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6904231 - 2¹ = 6904229 is a prime.

It is a super-2 number, since 2×6904231² = 95336811402722, which contains 22 as substring.

Together with 6904229, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 6904196 and 6904205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6904241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3452115 + 3452116.

It is an arithmetic number, because the mean of its divisors is an integer number (3452116).

Almost surely, 2^6904231 is an apocalyptic number.

6904231 is a deficient number, since it is larger than the sum of its proper divisors (1).

6904231 is an equidigital number, since it uses as much as digits as its factorization.

6904231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 6904231 is about 2627.5903409778. The cubic root of 6904231 is about 190.4167307374.

The spelling of 6904231 in words is "six million, nine hundred four thousand, two hundred thirty-one".