8273865426 has 8 divisors (see below), whose sum is σ = 16547730864. Its totient is φ = 2757955140.

The previous prime is 8273865409. The next prime is 8273865433. The reversal of 8273865426 is 6245683728.

It is a sphenic number, since it is the product of 3 distinct primes.

8273865426 is an admirable number.

It is a super-2 number, since 2×8273865426² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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, 689488780 + ... + 689488791.

It is an arithmetic number, because the mean of its divisors is an integer number (2068466358).

Almost surely, 2^8273865426 is an apocalyptic number.

8273865426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8273865426 is a wasteful number, since it uses less digits than its factorization.

8273865426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378977576.

The product of its digits is 3870720, while the sum is 51.

The square root of 8273865426 is about 90960.7905968280. The cubic root of 8273865426 is about 2022.5665368753.

The spelling of 8273865426 in words is "eight billion, two hundred seventy-three million, eight hundred sixty-five thousand, four hundred twenty-six".