6422722 has 8 divisors (see below), whose sum is σ = 10141200. Its totient is φ = 3042324.

The previous prime is 6422711. The next prime is 6422729. The reversal of 6422722 is 2272246.

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

It is not an unprimeable number, because it can be changed into a prime (6422729) 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, 84472 + ... + 84547.

It is an arithmetic number, because the mean of its divisors is an integer number (1267650).

Almost surely, 2^6422722 is an apocalyptic number.

6422722 is a deficient number, since it is larger than the sum of its proper divisors (3718478).

6422722 is a wasteful number, since it uses less digits than its factorization.

6422722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169040.

The product of its digits is 2688, while the sum is 25.

The square root of 6422722 is about 2534.3089787948. The cubic root of 6422722 is about 185.8830150413.

Adding to 6422722 its reverse (2272246), we get a palindrome (8694968).

It can be divided in two parts, 642 and 2722, that added together give a square (3364 = 58²).

The spelling of 6422722 in words is "six million, four hundred twenty-two thousand, seven hundred twenty-two".