6228920 has 16 divisors (see below), whose sum is σ = 14015160. Its totient is φ = 2491552.

The previous prime is 6228917. The next prime is 6228947. The reversal of 6228920 is 298226.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 77822 + ... + 77901.

Almost surely, 2^6228920 is an apocalyptic number.

It is an amenable number.

6228920 is an abundant number, since it is smaller than the sum of its proper divisors (7786240).

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

6228920 is a wasteful number, since it uses less digits than its factorization.

6228920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155734 (or 155730 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 6228920 is about 2495.7804390611. The cubic root of 6228920 is about 183.9942499778.

It can be divided in two parts, 62 and 28920, that added together give a palindrome (28982).

The spelling of 6228920 in words is "six million, two hundred twenty-eight thousand, nine hundred twenty".