8228242 has 20 divisors (see below), whose sum is σ = 13624830. Its totient is φ = 3726800.

The previous prime is 8228201. The next prime is 8228263. The reversal of 8228242 is 2428228.

It can be written as a sum of positive squares in only one way, i.e., 6456681 + 1771561 = 2541^2 + 1331^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8228242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 29142 + ... + 29422.

Almost surely, 2^8228242 is an apocalyptic number.

8228242 is a deficient number, since it is larger than the sum of its proper divisors (5396588).

8228242 is an equidigital number, since it uses as much as digits as its factorization.

8228242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327 (or 294 counting only the distinct ones).

The product of its digits is 4096, while the sum is 28.

The square root of 8228242 is about 2868.4912410534. The cubic root of 8228242 is about 201.8842096908.

The spelling of 8228242 in words is "eight million, two hundred twenty-eight thousand, two hundred forty-two".