6191228 has 6 divisors (see below), whose sum is σ = 10834656. Its totient is φ = 3095612.

The previous prime is 6191221. The next prime is 6191243. The reversal of 6191228 is 8221916.

It is a self number, because there is not a number n which added to its sum of digits gives 6191228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6191221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 773900 + ... + 773907.

It is an arithmetic number, because the mean of its divisors is an integer number (1805776).

Almost surely, 2^6191228 is an apocalyptic number.

It is an amenable number.

6191228 is a deficient number, since it is larger than the sum of its proper divisors (4643428).

6191228 is a wasteful number, since it uses less digits than its factorization.

6191228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1547811 (or 1547809 counting only the distinct ones).

The product of its digits is 1728, while the sum is 29.

The square root of 6191228 is about 2488.2178361229. The cubic root of 6191228 is about 183.6223745482.

The spelling of 6191228 in words is "six million, one hundred ninety-one thousand, two hundred twenty-eight".