7873228 has 18 divisors (see below), whose sum is σ = 15145508. Its totient is φ = 3578520.

The previous prime is 7873223. The next prime is 7873273. The reversal of 7873228 is 8223787.

It is not an unprimeable number, because it can be changed into a prime (7873223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7650 + ... + 8617.

Almost surely, 2^7873228 is an apocalyptic number.

It is an amenable number.

7873228 is a deficient number, since it is larger than the sum of its proper divisors (7272280).

7873228 is a wasteful number, since it uses less digits than its factorization.

7873228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16293 (or 16280 counting only the distinct ones).

The product of its digits is 37632, while the sum is 37.

The square root of 7873228 is about 2805.9272977039. The cubic root of 7873228 is about 198.9379367582.

The spelling of 7873228 in words is "seven million, eight hundred seventy-three thousand, two hundred twenty-eight".