2146228 has 12 divisors (see below), whose sum is σ = 4292512. Its totient is φ = 919800.

The previous prime is 2146219. The next prime is 2146231. The reversal of 2146228 is 8226412.

It is a happy number.

2146228 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

2146228 is an admirable number.

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, 38298 + ... + 38353.

2^2146228 is an apocalyptic number.

2146228 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2146228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2146228 is a wasteful number, since it uses less digits than its factorization.

2146228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76662 (or 76660 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 2146228 is about 1465.0010238904. The cubic root of 2146228 is about 128.9907651182.

The spelling of 2146228 in words is "two million, one hundred forty-six thousand, two hundred twenty-eight".