8226423049 has 4 divisors (see below), whose sum is σ = 8859224836. Its totient is φ = 7593621264.

The previous prime is 8226423047. The next prime is 8226423053. The reversal of 8226423049 is 9403246228.

8226423049 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 1889467024 + 6336956025 = 43468^2 + 79605^2 .

It is a cyclic number.

It is not a de Polignac number, because 8226423049 - 2¹ = 8226423047 is a prime.

It is a super-2 number, since 2×8226423049² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8226423047) 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, 316400874 + ... + 316400899.

It is an arithmetic number, because the mean of its divisors is an integer number (2214806209).

Almost surely, 2^8226423049 is an apocalyptic number.

It is an amenable number.

8226423049 is a deficient number, since it is larger than the sum of its proper divisors (632801787).

8226423049 is a wasteful number, since it uses less digits than its factorization.

8226423049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632801786.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 8226423049 is about 90699.6309198665. The cubic root of 8226423049 is about 2018.6933229060.

The spelling of 8226423049 in words is "eight billion, two hundred twenty-six million, four hundred twenty-three thousand, forty-nine".