4240228 has 12 divisors (see below), whose sum is σ = 7459452. Its totient is φ = 2108960.

The previous prime is 4240219. The next prime is 4240267. The reversal of 4240228 is 8220424.

It can be written as a sum of positive squares in 2 ways, for example, as 3069504 + 1170724 = 1752^2 + 1082^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4240199 and 4240208.

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, 1903 + ... + 3478.

It is an arithmetic number, because the mean of its divisors is an integer number (621621).

Almost surely, 2^4240228 is an apocalyptic number.

It is an amenable number.

4240228 is a deficient number, since it is larger than the sum of its proper divisors (3219224).

4240228 is a wasteful number, since it uses less digits than its factorization.

4240228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5582 (or 5580 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 4240228 is about 2059.1813907473. The cubic root of 4240228 is about 161.8563477860.

The spelling of 4240228 in words is "four million, two hundred forty thousand, two hundred twenty-eight".