6228756 has 18 divisors (see below), whose sum is σ = 15745002. Its totient is φ = 2076240.

The previous prime is 6228743. The next prime is 6228773. The reversal of 6228756 is 6578226.

It can be written as a sum of positive squares in only one way, i.e., 5363856 + 864900 = 2316^2 + 930^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 173021 = 6228756 / (6 + 2 + 2 + 8 + 7 + 5 + 6).

It is a d-powerful number, because it can be written as 6 + 2² + 2¹⁶ + 8 + 7⁸ + 5⁸ + 6⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 6228756.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 86475 + ... + 86546.

Almost surely, 2^6228756 is an apocalyptic number.

It is an amenable number.

6228756 is an abundant number, since it is smaller than the sum of its proper divisors (9516246).

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

6228756 is a wasteful number, since it uses less digits than its factorization.

6228756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173031 (or 173026 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 6228756 is about 2495.7475833906. The cubic root of 6228756 is about 183.9926351810.

The spelling of 6228756 in words is "six million, two hundred twenty-eight thousand, seven hundred fifty-six".