6422811 has 4 divisors (see below), whose sum is σ = 8563752. Its totient is φ = 4281872.

The previous prime is 6422803. The next prime is 6422813. The reversal of 6422811 is 1182246.

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

It is a cyclic number.

It is not a de Polignac number, because 6422811 - 2³ = 6422803 is a prime.

It is a super-2 number, since 2×6422811² = 82505002283442, which contains 22 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (6422813) 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, 1070466 + ... + 1070471.

It is an arithmetic number, because the mean of its divisors is an integer number (2140938).

Almost surely, 2^6422811 is an apocalyptic number.

6422811 is a deficient number, since it is larger than the sum of its proper divisors (2140941).

6422811 is a wasteful number, since it uses less digits than its factorization.

6422811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140940.

The product of its digits is 768, while the sum is 24.

The square root of 6422811 is about 2534.3265377611. The cubic root of 6422811 is about 185.8838736342.

The spelling of 6422811 in words is "six million, four hundred twenty-two thousand, eight hundred eleven".