8227244253 has 4 divisors (see below), whose sum is σ = 10969659008. Its totient is φ = 5484829500.

The previous prime is 8227244239. The next prime is 8227244303. The reversal of 8227244253 is 3524427228.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 8227244253 - 2¹² = 8227240157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8227244353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1371207373 + ... + 1371207378.

It is an arithmetic number, because the mean of its divisors is an integer number (2742414752).

Almost surely, 2^8227244253 is an apocalyptic number.

It is an amenable number.

8227244253 is a deficient number, since it is larger than the sum of its proper divisors (2742414755).

8227244253 is a wasteful number, since it uses less digits than its factorization.

8227244253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742414754.

The product of its digits is 215040, while the sum is 39.

The square root of 8227244253 is about 90704.1578594940. The cubic root of 8227244253 is about 2018.7604927992.

The spelling of 8227244253 in words is "eight billion, two hundred twenty-seven million, two hundred forty-four thousand, two hundred fifty-three".