6475279 has 2 divisors, whose sum is σ = 6475280. Its totient is φ = 6475278.

The previous prime is 6475277. The next prime is 6475289. The reversal of 6475279 is 9725746.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6475279 - 2¹ = 6475277 is a prime.

Together with 6475277, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6475277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3237639 + 3237640.

It is an arithmetic number, because the mean of its divisors is an integer number (3237640).

Almost surely, 2^6475279 is an apocalyptic number.

6475279 is a deficient number, since it is larger than the sum of its proper divisors (1).

6475279 is an equidigital number, since it uses as much as digits as its factorization.

6475279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 40.

The square root of 6475279 is about 2544.6569513394. The cubic root of 6475279 is about 186.3886639112.

The spelling of 6475279 in words is "six million, four hundred seventy-five thousand, two hundred seventy-nine".