6437222 has 8 divisors (see below), whose sum is σ = 10533672. Its totient is φ = 2926000.

The previous prime is 6437201. The next prime is 6437239. The reversal of 6437222 is 2227346.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6437191 and 6437200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146279 + ... + 146322.

It is an arithmetic number, because the mean of its divisors is an integer number (1316709).

Almost surely, 2^6437222 is an apocalyptic number.

6437222 is a deficient number, since it is larger than the sum of its proper divisors (4096450).

6437222 is a wasteful number, since it uses less digits than its factorization.

6437222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292614.

The product of its digits is 4032, while the sum is 26.

The square root of 6437222 is about 2537.1681063737. The cubic root of 6437222 is about 186.0227936763.

The spelling of 6437222 in words is "six million, four hundred thirty-seven thousand, two hundred twenty-two".