6422959 has 2 divisors, whose sum is σ = 6422960. Its totient is φ = 6422958.

The previous prime is 6422947. The next prime is 6422981. The reversal of 6422959 is 9592246.

6422959 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6422959 - 2¹³ = 6414767 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 6³ + 4¹¹ + 2¹⁷ + 2²¹ + 9 + 5³ + 9² .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6422909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3211479 + 3211480.

It is an arithmetic number, because the mean of its divisors is an integer number (3211480).

Almost surely, 2^6422959 is an apocalyptic number.

6422959 is a deficient number, since it is larger than the sum of its proper divisors (1).

6422959 is an equidigital number, since it uses as much as digits as its factorization.

6422959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 6422959 is about 2534.3557366716. The cubic root of 6422959 is about 185.8853013893.

It can be divided in two parts, 6422 and 959, that added together give a triangular number (7381 = T₁₂₁).

The spelling of 6422959 in words is "six million, four hundred twenty-two thousand, nine hundred fifty-nine".