8248181 has 4 divisors (see below), whose sum is σ = 8257452. Its totient is φ = 8238912.

The previous prime is 8248157. The next prime is 8248183. The reversal of 8248181 is 1818428.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6708100 + 1540081 = 2590^2 + 1241^2 .

It is a cyclic number.

It is not a de Polignac number, because 8248181 - 2⁶ = 8248117 is a prime.

It is a super-2 number, since 2×8248181² = 136064979617522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8248183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3140 + ... + 5133.

It is an arithmetic number, because the mean of its divisors is an integer number (2064363).

Almost surely, 2^8248181 is an apocalyptic number.

It is an amenable number.

8248181 is a deficient number, since it is larger than the sum of its proper divisors (9271).

8248181 is an equidigital number, since it uses as much as digits as its factorization.

8248181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9270.

The product of its digits is 4096, while the sum is 32.

The square root of 8248181 is about 2871.9646585569. The cubic root of 8248181 is about 202.0471494030.

The spelling of 8248181 in words is "eight million, two hundred forty-eight thousand, one hundred eighty-one".