6998228 has 24 divisors (see below), whose sum is σ = 12573792. Its totient is φ = 3407264.

The previous prime is 6998221. The next prime is 6998261. The reversal of 6998228 is 8228996.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6998221) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 35426 + ... + 35622.

It is an arithmetic number, because the mean of its divisors is an integer number (523908).

Almost surely, 2^6998228 is an apocalyptic number.

It is an amenable number.

6998228 is a deficient number, since it is larger than the sum of its proper divisors (5575564).

6998228 is a wasteful number, since it uses less digits than its factorization.

6998228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391 (or 389 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The square root of 6998228 is about 2645.4164133459. The cubic root of 6998228 is about 191.2769754195.

The spelling of 6998228 in words is "six million, nine hundred ninety-eight thousand, two hundred twenty-eight".