7146228 has 12 divisors (see below), whose sum is σ = 16674560. Its totient is φ = 2382072.

The previous prime is 7146203. The next prime is 7146241. The reversal of 7146228 is 8226417.

7146228 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 7146195 and 7146204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297748 + ... + 297771.

Almost surely, 2^7146228 is an apocalyptic number.

It is an amenable number.

7146228 is an abundant number, since it is smaller than the sum of its proper divisors (9528332).

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

7146228 is a wasteful number, since it uses less digits than its factorization.

7146228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595526 (or 595524 counting only the distinct ones).

The product of its digits is 5376, while the sum is 30.

The square root of 7146228 is about 2673.2429743665. The cubic root of 7146228 is about 192.6159688022.

The spelling of 7146228 in words is "seven million, one hundred forty-six thousand, two hundred twenty-eight".