240305228 has 12 divisors (see below), whose sum is σ = 421174992. Its totient is φ = 119969520.

The previous prime is 240305213. The next prime is 240305231. The reversal of 240305228 is 822503042.

It is a junction number, because it is equal to n+sod(n) for n = 240305197 and 240305206.

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, 42800 + ... + 48087.

It is an arithmetic number, because the mean of its divisors is an integer number (35097916).

Almost surely, 2^240305228 is an apocalyptic number.

It is an amenable number.

240305228 is a deficient number, since it is larger than the sum of its proper divisors (180869764).

240305228 is a wasteful number, since it uses less digits than its factorization.

240305228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91552 (or 91550 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 240305228 is about 15501.7814460145. The cubic root of 240305228 is about 621.7098380208.

The spelling of 240305228 in words is "two hundred forty million, three hundred five thousand, two hundred twenty-eight".