6551822 has 4 divisors (see below), whose sum is σ = 9827736. Its totient is φ = 3275910.

The previous prime is 6551821. The next prime is 6551833. The reversal of 6551822 is 2281556.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6551821) 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, 1637954 + ... + 1637957.

It is an arithmetic number, because the mean of its divisors is an integer number (2456934).

Almost surely, 2^6551822 is an apocalyptic number.

6551822 is a deficient number, since it is larger than the sum of its proper divisors (3275914).

6551822 is a wasteful number, since it uses less digits than its factorization.

6551822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275913.

The product of its digits is 4800, while the sum is 29.

The square root of 6551822 is about 2559.6527108184. The cubic root of 6551822 is about 187.1202102008.

The spelling of 6551822 in words is "six million, five hundred fifty-one thousand, eight hundred twenty-two".