240171228 has 36 divisors (see below), whose sum is σ = 662291448. Its totient is φ = 72779040.

The previous prime is 240171227. The next prime is 240171251. The reversal of 240171228 is 822171042.

240171228 is digitally balanced in base 2, 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 (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240171227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 302851 + ... + 303642.

Almost surely, 2^240171228 is an apocalyptic number.

It is an amenable number.

240171228 is an abundant number, since it is smaller than the sum of its proper divisors (422120220).

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

240171228 is a wasteful number, since it uses less digits than its factorization.

240171228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606514 (or 606509 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 240171228 is about 15497.4587594225. The cubic root of 240171228 is about 621.5942563931.

The spelling of 240171228 in words is "two hundred forty million, one hundred seventy-one thousand, two hundred twenty-eight".