8221050 has 36 divisors (see below), whose sum is σ = 22088430. Its totient is φ = 2192160.

The previous prime is 8221027. The next prime is 8221061. The reversal of 8221050 is 501228.

It can be written as a sum of positive squares in 3 ways, for example, as 6859161 + 1361889 = 2619^2 + 1167^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8685 + ... + 9584.

Almost surely, 2^8221050 is an apocalyptic number.

8221050 is an abundant number, since it is smaller than the sum of its proper divisors (13867380).

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

8221050 is a wasteful number, since it uses less digits than its factorization.

8221050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18287 (or 18279 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 8221050 is about 2867.2373462970. The cubic root of 8221050 is about 201.8253727212.

Adding to 8221050 its reverse (501228), we get a palindrome (8722278).

The spelling of 8221050 in words is "eight million, two hundred twenty-one thousand, fifty".