4140228 has 12 divisors (see below), whose sum is σ = 9660560. Its totient is φ = 1380072.

The previous prime is 4140217. The next prime is 4140259. The reversal of 4140228 is 8220414.

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

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, 172498 + ... + 172521.

Almost surely, 2^4140228 is an apocalyptic number.

It is an amenable number.

4140228 is an abundant number, since it is smaller than the sum of its proper divisors (5520332).

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

4140228 is a wasteful number, since it uses less digits than its factorization.

4140228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345026 (or 345024 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 4140228 is about 2034.7550221095. The cubic root of 4140228 is about 160.5738249870.

The spelling of 4140228 in words is "four million, one hundred forty thousand, two hundred twenty-eight".