6722250 has 32 divisors (see below), whose sum is σ = 16780608. Its totient is φ = 1792400.

The previous prime is 6722239. The next prime is 6722263. The reversal of 6722250 is 522276.

It is a self number, because there is not a number n which added to its sum of digits gives 6722250.

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 15 ways as a sum of consecutive naturals, for example, 3732 + ... + 5231.

It is an arithmetic number, because the mean of its divisors is an integer number (524394).

Almost surely, 2^6722250 is an apocalyptic number.

6722250 is an abundant number, since it is smaller than the sum of its proper divisors (10058358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6722250 is a wasteful number, since it uses less digits than its factorization.

6722250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8983 (or 8973 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 6722250 is about 2592.7302212147. The cubic root of 6722250 is about 188.7288179964.

The spelling of 6722250 in words is "six million, seven hundred twenty-two thousand, two hundred fifty".