6422477 has 2 divisors, whose sum is σ = 6422478. Its totient is φ = 6422476.

The previous prime is 6422473. The next prime is 6422501. The reversal of 6422477 is 7742246.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4748041 + 1674436 = 2179^2 + 1294^2 .

It is a cyclic number.

It is not a de Polignac number, because 6422477 - 2² = 6422473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6422473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3211238 + 3211239.

It is an arithmetic number, because the mean of its divisors is an integer number (3211239).

Almost surely, 2^6422477 is an apocalyptic number.

It is an amenable number.

6422477 is a deficient number, since it is larger than the sum of its proper divisors (1).

6422477 is an equidigital number, since it uses as much as digits as its factorization.

6422477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18816, while the sum is 32.

The square root of 6422477 is about 2534.2606416862. The cubic root of 6422477 is about 185.8806514578.

The spelling of 6422477 in words is "six million, four hundred twenty-two thousand, four hundred seventy-seven".