6226720 has 24 divisors (see below), whose sum is σ = 14711004. Its totient is φ = 2490624.

The previous prime is 6226687. The next prime is 6226729. The reversal of 6226720 is 276226.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5702544 + 524176 = 2388^2 + 724^2 .

It is not an unprimeable number, because it can be changed into a prime (6226729) 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, 19299 + ... + 19618.

Almost surely, 2^6226720 is an apocalyptic number.

It is an amenable number.

6226720 is an abundant number, since it is smaller than the sum of its proper divisors (8484284).

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

6226720 is a wasteful number, since it uses less digits than its factorization.

6226720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38932 (or 38924 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 6226720 is about 2495.3396562392. The cubic root of 6226720 is about 183.9725857078.

The spelling of 6226720 in words is "six million, two hundred twenty-six thousand, seven hundred twenty".