7116228 has 48 divisors (see below), whose sum is σ = 21087360. Its totient is φ = 2032992.

The previous prime is 7116209. The next prime is 7116229. The reversal of 7116228 is 8226117.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (7116229) 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 15 ways as a sum of consecutive naturals, for example, 3951 + ... + 5462.

It is an arithmetic number, because the mean of its divisors is an integer number (439320).

Almost surely, 2^7116228 is an apocalyptic number.

It is an amenable number.

7116228 is an abundant number, since it is smaller than the sum of its proper divisors (13971132).

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

7116228 is a wasteful number, since it uses less digits than its factorization.

7116228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9433 (or 9425 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 7116228 is about 2667.6259108053. The cubic root of 7116228 is about 192.3460555916.

The spelling of 7116228 in words is "seven million, one hundred sixteen thousand, two hundred twenty-eight".